4. between the MAF (Mass Air Flow Sensor) and engine’s throttle body. 3 wire maf to 5 wire maf conversion diagram?Gm maf sensor Parte 2 -cómo probar el sensor maf gm 3. Reading should be 1. Chevrolet Performance MAF Sensors 15865791 $86. NOTES: These harnesses are designed for retrofitting '97 - '07 LS & Vortec engines (4. 8 5. Answered in 28 minutes by: 2/17/2011. LS2 to LS3 MAF ADAPTOR W/ IAT BREAK OUT 108205 it is the correct one. Quick view Details. This kit is a direct fit and is finished off with hi temp zip loom and harness wrap. 28 Amazon 3. Apr 20, 2013 • gmc yukon cars & trucks. Test the MAF sensor installation A multimeter verifies proper connections and functionality. And it’s pretty important to go through all those. It is commonly found in late 1980s and early 1990s fuel-injected vehicles. In our shop, we sold the item: 373240600751(Standalone Wiring Harness with 4L60E Transmission Drive By Cable Throttle Body LS1 Engines 4. 8t has 5 pin maf pigtail. Then, take out the controller board from the 3 wire servo. If the MAF is bad (either because it's not producing a signal or producing an erratic one), the car's idle will return to normal and the car will seem to run fine. All 3 of these connectors have a red wire which is +12V supply that comes from a splice within the harness. 0 pieces. However, LS controllers use a 5-volt signal which is not directly compatible with most aftermarket tachometers. 99. MAF Adapter Harness 3 wire to 5 wire for typical Series II to LQ4 maf sensor conversion; WEC-AE-MFC-0220; 3-5 wire-LQ4 Holden Commodore LS1; MAF Sensor Connector Harness; More Details; $9. B - UNK, IAT Sensor or Low Reference. This reading. - **Aftermarket Wiring Harness:** Aftermarket harnesses designed for specific vehicle models can be more budget-friendly, typically. This kit is intended for 3 wire systems, offering a more compact mass air flow sensor design that requires no couplers. Parkzone PKZ1070 5 wire servo conversion to 3 wire. Post. 00 Qty: Part #: 100-00371 Dimensions Weight: 1 Ounce For use when converting a 3 wire LS1 MAF sensor to a 5 wire LS1 Corvette or Truck MAF sensor. First – A little history: Starting back in 1986, Ford used the Speed Density EEC-IV Engine Management System in the Fox Body Mustang. All of our harnesses are built with oem. if anyone has information please let me know. This harness allows you to. 99. 12-29-2007 09:54 PM #6. This MAF adapter harness will fit other vehicles. Adapters. VW Mass Air Flow (MAF) Sensor Test (5 Wire Type) It seems to me that the most common fix, in my experience, to solve a MAF issue on a VW has been to just clean it. Will require a 3. Power Supply - Orange (No Shield) Hope that helps! Let us know how it goes!BLK/WHT wire: Chassis Ground. #2. Does anyone know if there is any potential problem with moving the MAF farther away from the air intake and closer to the throttle body?The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Engine & Drivetrain > LSx Swaps: how to connect 3 wire maf to 5 wire harnessGen 5 MAF Extension . This tool is used to calculate the nominal equivalent values of wire sizes such as American Wire Gauge [AWG], Square Millimeter Area [mm 2 ], Circular Mil Area [CMA], and more. Has the adapter 4L80E harness that you will have to pin 2 wires into the blue pcm. 50 in. Drive-by-Wire. I just got this one saturday. 3. Part Number: ICB-WAMAF32-6. Home » shop » connectors / harnesses » delphi / packard » pigtails » gmMaf ls1 camaro ls1tech Sensor maf gm test 1l 1989 8l 1996 3l mass flow air1l 8l maf. The whole thing is probably less than $300 using junkyard parts. This harness allows for the conversion of engines using the LS1 3-wire MAF sensor to the LS6/LS2 Corvette and LQ4/LQ9 Vorec Truck 5-wire MAF sensor. The 108136 is not. Step 2: Detect the Power Supply. The 3 wire LS1 to 5 wire LS2 MAF adapter allows you to connect an OEM LS2 5-wire MAF sensor to the OEM 3 wire MAF wiring harness. Click on images for larger pics! Parts: 8 New Bosch Design III fuel injectors, flow matched to less than 1% tolerance. You don't need to drill a hole in the airbox if you are using an. - My 1993 90 with an MMS200 ecu, which came with a skinny housing 4 wire MAF sensor, is now happily running a fat 3 wire MAF, sensor electronics and all. You also need to order 3-4 extra pin connectors from them. - 2001+ Style 5 pin Mass Airflow Meter with no calibration modification (requires LS1Edit) - Wiring Adapter Harness for IAT/MAF into 5 pin connection from. On the side of the MAF closest to the throttle body, there should. • MAF ductwork -- the tubing that goes from the engine. CN Supplier . . Since the MAF wire is a "positive k" thermistor, the hotter it gets, the higher its resistance. Check Details. Product Description: 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter. Please check out the photo for the actual item. $29. I have the SAFC2 wired up and tuned the a/f pretty well, But I have a MAF from an m3 that I would to put in there if I could. Ls3 engine parts diagramLs3 coil wiring diagram – easy wiring Ls3 wiring diagramLs3 engine parts diagram. Thanks for looking. WEC-AE-MFC-0060. e. 8L MAF conversion - I have a 1994 F150 with a 351, and an E4OD transmission. Updated. IAT Sensor. 's stock 19-lb/hr unit is installed, you will also need to install a complementary aftermarket MAF meter that is properly calibrated for the new. PCM Connector Pinouts 99-02 - PCM Pinouts for 99-02 BLUE / RED PCM connectors. Everything To Know About OnePlus. $14. FREE delivery Mon, Oct 30 . Who know what to do with the extra 2 wires ? the Stock 90MM lightning MAF has 4 pin & the stock 05 connector has 6 pin. Buy ICT BIllet Wire Adapter Harness LS Gen 3 5-wire MAF to 5-wire LS3 Card Style IAT Mass Air Intake Temperature Sensor Compatible with GM Vehicles and RPO codes LS1 LS6 LM7 LQ4 4. Wiring and Electrical; Conversion Kits; Fuel & EFI Components; Engine & Transmission Mounts; Engine Components; Chevy II / Nova. This adapter will enable you to break out the MAF and IAT circuits from a 5 Wire MAF. 3 Wire to 5 Wire MAF Adapter with IAT Signal. 3) Measure the voltage on each wire with the ignition-on and engine-off. I purchased maf wire kit from LMR bought a A9p (mine is auto)computer and MAF sensor from LMR. Pins 1-3 are a straight hookup. Curious if anyone has tried to use the late model GM 5 wire MAF instead of the 3wire. Combine with one of our mass air meters, and a mass air computer for a complete conversion package. 3 Wire To 5 Maf Adapter Help Ls1tech Camaro And Firebird Forum Discussion. Get a new Fox Body Mustang wiring harness from Late Model Restoration and replace that damaged harness. 7/22/17 UPDATED. my problem is that the connector to the main harness is different. 5. Connect the duct work, tighten the clamps and connect the meter to the MAF meter harness. I have searched a lot on the forums, but there is no write up/wiring diagrams as far as I can tell. Remove the existing air filter box cover and tube leading to the throttle body. 95 from IST, listed in suppliers at G. 4 Wire Maf Sensor Wiring Diagram - Wiring Diagram Schemas. The mass air flow sensor must be installed in the induction system using the supplied MAF sensor mounting boss. Compatible with GM (Gen 3) LS series engines (Using a 5-wire "Tube-Style" Mass Air Flow Sensor. 3 6. 5 O2 Sensors: The 1990 MAF computer wiring diagram shows using a 4 wire O2 sensor. Install Subaru Engine 7. 000 V the better. $ 15. In order to fix your O2 sensor problem, you need a O2 sensor harness from 88 to 93 5. Maf wiring questionApexi vafc wiring diagram How to install a vafc2 in a honda civicWiring vafc2 to maf car : mass air flow sensor hot wire symptoms of a. A step by step MAF swap would be a great idea for a Sticky post. Consists of three wires: Hot Power Wire (reference voltage from ECU), Ground Wire, and Signal Wire (transmits signals to ECU). 3 wire maf to 5 wire maf conversion diagram? - LS1TECH - Camaro and. Has anyone ever done a MAF conversion by using a 1995 or 1996 computer from a 351 or 302 that had an MAF with either a 95 or 96 wiring harness or modified there original wiring harness. I am putting in the a9p computer out of a '90 mustang. The load is a device that is being controlled by the sensor. 0L - F5TF-12A650-JB (stock 94-95 MAF 5. 673 posts · Joined 2000. Now set the multimeter to the DC vs positioning and turn the car’s lighting to the second position. Compatible with 1997 to 2006 dbc ls1 4. I have connected the +12v, +5v, ground, and signal wires. This wiring diagram is located in the PSI instructions which came with your harness. When converting your LT1 or LS1 from the factory 3 wire MAF to an 85mm 5 wire LS2 style MAF, you will need this MAF adapter to attach to the factory harness. I started in on re-pinning everything today, in advance of my '95 Cali Bronco MAF computer returning from servicing (burnt resistor, leaking capacitors) tomorrow. As a start, I'd unplug the MAF and look to see if it has 2. Search . 12" LS2 MAF Sensor Extension Harness 5 - Wire Plug and Play Extension Harness Can be used with 5 wire LS1, LS6, LS2, and many truck applications For Cadillac Chevrolet GMC Hummer Isuzu Pontiac Saab. Ls3 engine wiring diagramLs3 engine parts diagram 3 wire maf to 5 wire maf conversion diagram?Need help with setting up an e67 ecm ls3. 16. Thank you! 2016 Chevy SS Sedan M6 SBE LS3, Whipple 2. Or fastest delivery Tue, Oct 24. Received 0 Likes on 0 Posts. Slide 8. SKU:Basically the 5 wire servo has no brains, two wires go directly to the servo DC motor, and 3 wires goes to the feedback potentiometer. LS Conversion Adjustable Universal Swap Bracket Small Block,SBC Vehicle to LS Engine LS1 LS3 LS2 LQ4 LQ9. My F350 has a C6 so. LS2 5 Wire MAF Mass Air Flow Sensor to 3 Wire Harness Adapter with IAT. 99 $ 19. . Sensor wiring flow air mass 2010 diagram connector wire brake maf raptor pressure booster harness circuit ford location engine color3 wire to 5 wire maf adapter help Maf wiring diagram wire sensor 2007 camaro ls1tech 2005 edited lastMaf camaro ls1tech connector. A9P computers are automatic, but will work with a 5 speed. Also, I know that the 83 has been converted to use the 1G MAF, but are the stock M. . #1 to #1 on Intake Air Temp Sensor. 28 Amazon 3. Gm maf sensor wiring diagram : i have a 2003 5. V8 Swaps: 1983-1997 Ford Ranger (and all Bronco II’s) Advance Adapters Engine Swap Information. 1996 to 1999 Vortec 4. . 3 Wire to 5 Wire MAF Adapter with IAT Signal. 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the wide. $12. AFM to MAF Conversion My 1989 Porsche 944 project car has a Bosch L-Jetronic fuel injection system. Features: Avoids the hassle of cutting/modifying your factory wiring harness. Make sure to select the ideal wire for your need. After doing search I still cannot come up with part #'s and place to buy harness. the dirtier the MAF the higher the voltage will be. 5 PK - 439 - Ignition 1 Voltage. This is the only one I can find. 00 Qty: Part #: 100-00371. 0 Mustang that matches the type transmission you have installed in the car. Mass Air Flow Wiring Diagram Audiforums Com. Various sort of wires are available in the market; Heat Resistant, Flame Resistant, Industrial Grade, and so on. 0 MAF wiring harness work to convert a 1994 5. Our post will help you in fixing your issue. What is needed, a computer change, wiring change, how much in headaches if I switch over ? One of my options is a 94 351 engine out of a Bronco,. In your car modification process, you may use Engine Harness Connector, which is a car modification harness adapter, LS1 LS3 Wire to LS2 LS6 LQ4 Vortec 5 Wire Matched with Engine Harness. It is positioned in the intake tract between the air filter element and the flex-tube leading to the throttle-body. #PMA-EMAWH. There is basically no purpose to 24lbs. Maf Wiring (383 products available) Mass Air Flow MAF Sensor Connector 6 wire Harness WPT-1091 WPT-102 $0. In order to fix your O2 sensor problem, you need a O2 sensor harness from 88 to 93 5. 5 Key to Expect Future Smartphones. That or drop 1500 bucks on a. I know theres a thousand posts and tons of info on this but nothing on this topic, i am converting because i have a SD setup and am doings heads, intake, exhaust, and want a bigger cam than sd allows and prefer to make more power. 99 $ 14. Had to tune mine as speed density, throttle blade and or air filter were screwing with the MAF. I aquired a A9S mustang mass air computer and a conversion harness with the. Some 1986 trucks (maybe others too) use a 3 wire O2 sensor. #4 to #1 on TPS Sensor -> 5v power supply. $55. 95. The 2005+ slot sensor allows for the sensor to be placed in multiple MAF housing sizes, extending the horsepower range. This is a new MAF adapter harness to allow you to use an LS3, LS7 style Mass Airflow sensor with your LS1 harness (that has separate IAT and MAF connectors). Also got, from a 91 Mustang, a Processor, Processor plug with a few inches of wire, MAF sensor, BAP sensor. net. I found a 3 to 5 wire conversion plug. This includes 3, 4, and 5-wire-MAF sensor configurations. 3 wire maf to 5 wire maf conversion diagram?Gm maf sensor Parte 2 -cómo probar el sensor maf gm 3. 8 processor (processor number BIO0, last digit zero!) would require. 8L with E40D. Similar. 8 5. 6 VAF 36" Add. 99 $ 32. Apr 24, 2022. -soldering equipment (soldering iron, solder, wire strippers/cutters, heatshrink. Buy MAF Adapter Harness 3 wire to 5 wire for typical Series II to LQ4 maf sensor conversion from China- quality MAF sensor harness for sale of ec91138023 from China. 3l, 5. 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the wide-spaced GT150 Series connector (2006+ Z06 Corvette) in a 3-wire MAF car. 1. You can use the 3 wire maf on the 5 wire harness, but if the 5 wire truck MAF is larger, why are you using the 3 wire? (based on what you said, thats how it sounded) The difference is the IAT sensor, so if you want the 3 wire MAF you need to add-in the IAT sensor somewhere there in the intake path. 17 Images about Ford Maf Wiring Diagram / Electrical Maf Conversion On An 87 W 89 : 5 Wire Maf Sensor Wiring Diagram / Part 2 The Basics Of Testing A Mass, Someone explain to me how the ls7 card style works with a plug and play and also Rb25 Maf Wiring Diagram - Wiring. It uses the same 3 wires for the MAF sensor and the other 2 are for the IAT sensor which is integrated into the MAF housing. The M56 325 engine uses the same size MAF as the 330 models. Modern cars use a MAF (Mass Air Flow) sensor to do the. RECENT POST. Part #: 100-00886 Price:Electrical Wiring; Sensors; Brand. I’m checking the MAF wiring, all wires have good continuity to computer, and the voltage values are as follows with key on engine off: Far left. The MAF Adapter with IAT Plug is a better option, click . 625 upper/stock lower pulleys for 9. 12v V6 Discussion - 4 wire to 3 wire MAF swap successful. Wire Harness Installation Instructions For Installing: Part #60102 - GM 86-89 TPI Mass Air Flow (MAF) Standard Harness Part #60103 - GM 90-92 TPI w/Speed Density (MAP) Standard Harness Part #60202 - GM 86-89 TPI Mass Air Flow (MAF) Extra Length Harness Part #60203 - GM 90-92 TPI w/Speed Density (MAP) Extra Length Harness Manual # 90534 MAF Adapter for GM 5 Wire LS2 Style Mass Air Flow Sensor to Earlier 3 Wire MAF Engine Harness. fodder, this is awesome that you're assembling all of this valuable information. #1 · Dec 2, 2009. Finally, test the servo with a servo tester. Step 1: Turn off the circuit power. 3 wire to 5 wire maf adapter help. GM LS1, LS2, LS3, etc Engine Wiring Harness - $999. Speed Density to Mass Air Conversion & Parts List with Cost in a 93 F150, 5. 12v V6 Discussion - 4 wire to 3 wire MAF swap successful. Ask Your Own Lexus Question. The 3 wire LS1 to 5 wire LS2 MAF adapter allows you to connect an OEM LS1/LS2/LQ4 5-wire MAF sensor to the OEM 3 wire. This harness allows you to. Well, at first, take a 5 wire servo and 3 wire servo. Check Details Check Details. Connect the other end of the RED wire to the RED wires going to the ARC2-A, MAF harness and ARM1. When converting your LT1 or LS1 from the factory 3 wire MAF to an 85mm 5 wire LS2 style MAF, you will need this MAF adapter to attach to the factory harness. The 108136 is not. 3. For this article, I will be doing a 93 Ford F-150, 5. Nothing Goes here Cobra MAF F1SZ-12B579-A ( join B and. the conversion had been done to my car before i bought it so i don't know exactly what the guy did. 1992 to 1997 LT1 5. New MAF adapter harness. 1. Buy ICT BIllet Wire Adapter Harness LS Gen 3 5-wire MAF to 5-wire LS3 Card Style IAT Mass Air Intake Temperature Sensor Compatible with GM Vehicles and. 0 engines. If you don't need the breakout then you need MAF ADAPTER HI-DENSITY SMALL 5 PIN TO GT p/n 108124. The BMW that I bought had come with a few extras like a CAI with a LS3/7 style MAF to fit it. Check Details LS7 LS3 5 Wire MAF TO LS1 3 Wire Mass Air Flow Harness Adapter LSX LS Swap ; Adapter is used to connect an LS7 or LS3 Blade Style 5-wire MAF to the factory GM 3-wire harness connector used on many previous applications ; Including 98-02 F-Body LS1 applications to avoid cutting and splicing into your factory harness. 1. This Mass Air Flow Sensor, MAF connector harness fits most Ford application from 1995-2007. Always be sure to use a Multimeter when fitting and testing for accuracy. 3 wire to 5 wire maf wiring diagram?Maf sensor I have a 2003 ls motor trying to wire up mass air flow 5 pin. 3 vortec. Estimated Ship. 1987 - 1996 F150 & Larger F-Series Trucks - 1994 F150 5. Part Number: ICB-WAMAF40-6. Pin 49 - Sensor Power Supply Output +5V. If you don't post your tune and logs when you have questions you aren't helping yourself. Allows for use of a 5 wire MAF with a 3 wire MAF and 2 wire IAT engine harness. 0 1997. 000 +- 0. 50+ viewed in past week. As you may know this requires a wire for the FUEL Pump Monitoring pinout. Install Subaru Engine 6B. sorry, I was a bit missunderstandable. I'm in need of a slot style maf pin out so I can wire into my existing 4-wire eec IV harness. (98-02 LS1 Camaro / Firebird). In these cases a resistor must be wired into the tachometer signal wire. HOWEVER, i want to convert my car using OEM wiring. High Temp TXL Wire and. $ 15. Weight: 1 Ounce; For use when converting a 3 wire LS1 MAF sensor to a 5 wire LS1 Corvette or Truck MAF sensor. WZruibo LS Wiring Harness Drive by Cable 5. We have everything you need including mass air meters, conversions, brackets, and Power-pipes! Increase throttle response and horsepower with our 1986-1993 Mustang Mass Air Meter and Conversion Kits. Wiring diagram for 5 wire maf 3 to dtc p0101 how service ls1 my nissan sensor full gm iat wires in toyota pin 350z free 5wire ls7 adapter bar map subaru b14becd 2007 maft pro diagrams 2004 gto mass air flow questions z32 5volt ref o does anyone have a pcm painless test the 4 8l 3l 6 0l ka24de tps evo 8 f71adda 2001. Add to Cart. They can simply go inline before the throttle body. Ls1 maf wiring diagramLs1 maf mass p0101 240sx iat ls2 ls7 prostreetonline coils relay dtc into vortec ecu 4 wire maf sensor wiring diagram4 wire. - 2001+ Air bridge and bellow, or aftermarket. Specific conversations and info for the BMW E28 M5 and M535i. We wishes check all three connectors in turn. I am going to switch my 87 speed density to mass air this winter before installing a supercharger:rockon in the spring. They are completely plug and play with four wire hookup (switched power, constant power and ground connections required). 0. Generally, open loop fuel ratios are not stoichiometric, so narrow. 8 5. 2 WAMAF33-6: Wiring Harnesses - Amazon. 6l. the 5 wire Check Details Maf mass. #3 · Feb 7, 2015. Amazon. Schematic for maf ford truck enthusiasts forums. Shop Amazon for 3 Wire to 5 Wire MAF (Mass Air Flow) Adapter With IAT (Intake Air Temperature) For LS1, LS2, LS6, LQ4 and. 6. I already have one fron IST. The large Orange wire is the +12V that runs from the ECM into the Fuel-pump, new MAF sensor, and new MAF burn-off relays. Add. Note: This LS3 style MAF sensor has the IAT built into it so if you have an LSX engine with a external IAT sensor then you will need a 3. 3/6. current price $24. 00. . 0 VORTEC w/60A Relay (Drive by Cable). 3L 6. Just put in a known measurement or value and all of the equivalent values will be automatically calculated and displayed. C5 Tech - LS1 to ZO6 MAF Conversion: Need Help Finding 5 to 3 wire Conversion Harness - Doing a few more mods and I need a source for 5 to 3 wire harness. 0L MAF conversion. Wire Adapter Harness Mass Air MAF LS Gen 4 Truck Tube Style to LS3 Card Style. 3l 6. Ls1 Maf Wiring Schematic - Wiring Diagram Check Details Sensor maf hhr chevy wires plug run need know iaf 2009 into there luck good. This was installed on all V8 models from 1986 to 1988 and then switched to Mass Air Flow design from 1989 onwards known as the A9L EEC-IV ECU. Plug-And-Play adapter converts the 3-wire LT1 engine harness connector to plug directly into the 5-wire LS1 MAF sensor. The ground wire provides a path for the electricity to travel back to its source. Adapter is used to. Height. Adapters and Extensions. 2003 pontiac vibe, 8th digit vin#: On My '05 Awp, This. #2. ngc1068. 5" sizes. Ships from and sold by Michigan Motorsports. • Mass Air Flow meter calibrated for the injector size (using mismatched parts can cause part throttle detonation and drivability problems). injectors with an OBDII car as they had adequate injectors from the factory. Check Details. add pin 13 for injector 4 ground. Gm maf sensor wiring diagramMaf wiring diagram sensor 3 wire maf to 5 wire maf conversion diagram?5 wire maf sensor wiring diagram. Weight: 1 Ounce; For use when converting a 3 wire LS1 MAF sensor to a 5 wire LS1 Corvette or Truck MAF sensor. MAF Adapter - 3 to 5 Wire Price: $16. Maf sensor wiring diagram 19971998 1999 ford 46l 54l. The Garage. #3 to #1 BR/OR chassis ground. Here is a schematic showing the ADU G70 MAF wiring schematic: When you turn the engine off, the Holding Relay sends power to the MAF via Pin 37/55 to Pin 4/5 of the MAF connector for 5 seconds to burn-off any contaminants on the MAF hot wire. Mass air conversion from 95, 5. 0 tdi ccwa but snapped the connector with the wiring for the maf sensor. $18. Shop Amazon for 3 Wire to 5 Wire MAF (Mass Air Flow) Adapter Without IAT (Intake Air Temperature) For LS1, LS2, LS6, LQ4 and find millions of items, delivered faster than ever. Headrest 9. is there a way to splice but what color wire goes to what wire. 5 yrs. C5 Tech - 3 wire to 5 wire MAF adapter - No need to cut wires anymore :D Found it at Jim Pace Parts for $39. 7 6. Comment. c. Description. 5 volt output read wire C. a. This photo shows the connectors for the new. 3 wire maf to 5 wire maf conversion diagram? – LS1TECH. 4l, 4. Add to. MAF power/signal harness: This is the MAF connector, 4 wires that go to the EEC computer, and EEC-IV connector pins for two of the wires. 8 SD engine over to MAF? I assume won't be plug and play but not opposed to swapping out some pins if someone has done this before and can advise. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine. NOTE: Installation requires customing your intake system. 1l GM Truck. (3). Be sure to extend the maf and o2 sensor plugs before doing this last step as it will be much easier outside the car. Wire Adapter Harness Mass Air MAF LS Gen 4 Truck Tube Style to LS3 Card Style.