20 Best Ls3 To Ls1 Injector Adapter [2024]

Are you looking for the best Ls3 To Ls1 Injector Adapter? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Ls3 To Ls1 Injector Adapter.

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# Preview Product
1 Fuel Injector Spacer 8pc Set LS1 Intake Manifold/Fuel Rail to LS3 LSA LS9 LS7 FI Adapter LS, 551348 Fuel Injector Spacer 8pc Set LS1 Intake Manifold/Fuel Rail to LS3 LSA LS9 LS7 FI Adapter LS, 551348
2 Z Whip LS1 LS6 Intake Manifold & Fuel Rail To LS3 LSA Fuel Injector Adapters Spacers SET OF 8... Z Whip LS1 LS6 Intake Manifold & Fuel Rail To LS3 LSA Fuel Injector Adapters Spacers SET OF 8...
3 CENTAURUS 8pcs Fuel Injector Adapter Connector Kit Replacement for EV1 to USCAR EV6 & EV14 LS1 LS2... CENTAURUS 8pcs Fuel Injector Adapter Connector Kit Replacement for EV1 to USCAR EV6 & EV14 LS1...
4 Michigan Motorsports LS1 EV1 to EV6 EV14 USCAR Adapts LS2 LS3 LSX LT1 Fuel Injector Connector Qty 8 Michigan Motorsports LS1 EV1 to EV6 EV14 USCAR Adapts LS2 LS3 LSX LT1 Fuel Injector Connector Qty 8
5 SecosAutoparts 8Pcs Fuel Injector Connectors Adapter LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel... SecosAutoparts 8Pcs Fuel Injector Connectors Adapter LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1...
6 ICT Billet Fuel Injector Spacer Set of 8 LS2 or E85 Truck Intake Manifold to LS3 Injector Adapter... ICT Billet Fuel Injector Spacer Set of 8 LS2 or E85 Truck Intake Manifold to LS3 Injector Adapter...
7 FainWan 8pcs Fuel Injector Adapter Connector Kit Replacement Compatible with EV1 to USCAR EV6 & EV14... FainWan 8pcs Fuel Injector Adapter Connector Kit Replacement Compatible with EV1 to USCAR EV6 &...
8 DEVMO 8Pcs Fuel Injector Connectors Adapter Plug LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel... DEVMO 8Pcs Fuel Injector Connectors Adapter Plug LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel...
9 MOTOALL Fuel Injector Connector Adapters EV1 to EV6 Wire Wiring Harness USCAR LS2 LS3 LS7 LSX LS1... MOTOALL Fuel Injector Connector Adapters EV1 to EV6 Wire Wiring Harness USCAR LS2 LS3 LS7 LSX LS1...
10 Michigan Motorsports .40' Fuel Injector Adapter Spacer Short LS2 TO LS1 Intake or LS3 To Truck... Michigan Motorsports .40" Fuel Injector Adapter Spacer Short LS2 TO LS1 Intake or LS3 To Truck...
11 LS1 LS6 LT1 EV1 Engine Wire Harness Connector to LS2 LS3 LS7 EV6 Fuel Injector Adapters Pack of 8 LS1 LS6 LT1 EV1 Engine Wire Harness Connector to LS2 LS3 LS7 EV6 Fuel Injector Adapters Pack of 8
12 AUTOKAY 8pcs Fuel Injector Adapter Kit for EV1 to USCAR EV6 & EV14 Chevy LS1 LS2 LS3 AUTOKAY 8pcs Fuel Injector Adapter Kit for EV1 to USCAR EV6 & EV14 Chevy LS1 LS2 LS3
13 Michigan Motorsports EV6 to EV1 Fuel Injector Connector Adapter USCAR LS2 LS3 LSX LS1 LT1 TPI Michigan Motorsports EV6 to EV1 Fuel Injector Connector Adapter USCAR LS2 LS3 LSX LS1 LT1 TPI
14 GXARTS 8Pcs Fuel Injector Connectors Adapter LS1 EV1 To EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel Injector... GXARTS 8Pcs Fuel Injector Connectors Adapter LS1 EV1 To EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel...
15 ApplianPar Pack of 8 43100-08 LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel Injector Connector... ApplianPar Pack of 8 43100-08 LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel Injector Connector...
16 Michigan Motorsports Black .40 Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 To Truck... Michigan Motorsports Black .40 Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 To...
17 WFLNHB 8 pcs Fuel Injector Connector Adapter fit for LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 WFLNHB 8 pcs Fuel Injector Connector Adapter fit for LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1
18 8PCS 40' Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 to Truck Intake 551371 8PCS 40" Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 to Truck Intake 551371
19 Michigan Motorsports O-rings to adapt LS1 injectors to LS2, LS3, LS7 Intake manifold, O-rings... Michigan Motorsports O-rings to adapt LS1 injectors to LS2, LS3, LS7 Intake manifold, O-rings...
20 Aokus 8pcs FOR LS1 LS6 LT1 EV1 Engine wire Harness to LS2 LS3 LS7 EV6 Injector Adapters Aokus 8pcs FOR LS1 LS6 LT1 EV1 Engine wire Harness to LS2 LS3 LS7 EV6 Injector Adapters
Bestseller No. 1
Fuel Injector Spacer 8pc Set LS1 Intake Manifold/Fuel Rail to LS3 LSA LS9 LS7 FI Adapter LS, 551348
  • Fuel Injector Spacer 8pc Set LS1 Intake Manifold/ Fuel Rail to LS3 LSA LS9 LS7 FI Adapter LS , 551348
Bestseller No. 2
Z Whip LS1 LS6 Intake Manifold & Fuel Rail To LS3 LSA Fuel Injector Adapters Spacers SET OF 8...
  • Adapt Your LS1/LS6 Intake Manifold and Fuel Rails to use THE Approx. 1.5” LS3 LSA LS9 LS7 Fuel Injectors.
  • Adds 1.05” to the top of your Fuel Injectors.
  • We are an AS9100D and ISO 9001:2015 Certified Manufacturer that produces aerospace parts for The Boeing Aircraft Company and The US Military. Parts we...
  • Proudly made in the USA from Aerospace Grade Billet Aluminum
  • When you purchase Z Whip Parts you will always get the highest quality for your vehicle that you rightfully deserve
Bestseller No. 3
CENTAURUS 8pcs Fuel Injector Adapter Connector Kit Replacement for EV1 to USCAR EV6 & EV14 LS1 LS2...
  • ☆Engine Harness End : EV1 connector.
  • ☆Fuel Injector End : USCAR EV6 & EV14 connector.
  • ☆These will work for LS1 to LS2/LS3 and many other vehicles.
  • ☆Packaging includes: 8pcs Fuel Injector Adapter.
Bestseller No. 4
Michigan Motorsports LS1 EV1 to EV6 EV14 USCAR Adapts LS2 LS3 LSX LT1 Fuel Injector Connector Qty 8
  • LS1 EV1 to EV6/EV14 USCAR LS1 LS2 LS3 LSX LT1 Fuel Injector Connector Adapter QTY 8
  • EV1 to EV6/EV14 Fuel Injector Connector Adapter
  • Adapts LS2 LS3 LSX LT1 Fuel Injector Connector
  • EV1 to EV6/EV14 Fuel Injector Connector Adapter Allows to use EV6 Injectors on your EV1 harness without cutting or altering your existing harness
  • Please check out the photo for the actual item.
Bestseller No. 5
SecosAutoparts 8Pcs Fuel Injector Connectors Adapter LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel...
  • 👉 【High Quality】High Quality Materials And Processes As Well As Perfect Product Testing Ensure The Durability And Reliability Of The Products
  • 👉 【Fit for】 Ev1 To Ev6/Ev14 Fuel Injector Connector Adapter Ls1 Ev1 To Ev6/Ev14 Uscar Ls1 Ls2 Ls3 Lsx Lt1 Fuel Injector Connector Adapter
  • 👉 【Fit for】 Allows To Use Ev6 Injectors On Your Ev1 Harness Without Cutting Or Altering Your Existing Harness. All Kinds Of Auto Connectors'...
  • 👉 【Package Include】8 X Fuel Injector Connector Adapter
  • 👉 【About us】If You Have Any Quality Problem After Receiving The Product, Please Contact Us In Time, We Will Solve Your Problem As Soon As...
Bestseller No. 6
ICT Billet Fuel Injector Spacer Set of 8 LS2 or E85 Truck Intake Manifold to LS3 Injector Adapter...
  • This spacer set allows you to adapt short LS3 fuel injectors into a taller LS2 or Flex Fuel Truck intake manifold and fuel rail
  • Commonly used when swapping LS3 injectors onto an LS2 or Flex Fuel Truck Intake
  • These spacers adds approximately 26.7mm (1.05") of length to the fuel injector
  • Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum
  • Package includes: 8ea injector spacers, 4 fuel rail riser spacers, and 4 fuel rail bolts
Bestseller No. 7
FainWan 8pcs Fuel Injector Adapter Connector Kit Replacement Compatible with EV1 to USCAR EV6 & EV14...
  • Engine Harness End : EV1 connector.
  • Fuel Injector End : USCAR EV6 & EV14 connector.
  • These will work Compatible with LS1 to LS2/LS3 Injector Swaps, Che-vy, Fo-rd, Mustangs, Do-dges, and many other vehicles.
  • Packaging includes: 8pcs Fuel Injector Adapter.
  • Contact me with Any Problem at anytime will reply within 24 hours, We will assure you will get the best solution and service.
Bestseller No. 8
DEVMO 8Pcs Fuel Injector Connectors Adapter Plug LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel...
  • Fuel Injector End : USCAR EV6 & EV14 connector.
  • These will work for LS1 to LS2/LS3 Injector Swaps, Chevy, Ford, Mustangs, Dodges, and many other vehicles.
  • Please check out the photo for the actual item.
  • EV1 to EV6/EV14 Fuel Injector Connector Adapter Allows to use EV6 Injectors on your EV1 harness without cutting or altering your existing harness
  • Packaging includes: 8pcs Fuel Injector Adapter.
Bestseller No. 9
MOTOALL Fuel Injector Connector Adapters EV1 to EV6 Wire Wiring Harness USCAR LS2 LS3 LS7 LSX LS1...
  • Adapts EV1 Bosch Injectors to EV6 Wire Harness
  • Works on most 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 Camaro and Firebird
  • Plug And Play! No Cutting, No Splicing
  • See picture of actual items
  • Package includes: 8pcs Fuel Injector Connector Adapter as pictured
Bestseller No. 10
Michigan Motorsports .40" Fuel Injector Adapter Spacer Short LS2 TO LS1 Intake or LS3 To Truck...
  • Fuel Injector Adapter Spacer Short LS2 TO LS1 Intake or LS3 To Truck Intake
  • This kit will allow you to run GM short LS2 injectors in a application where a LS1 injector height would normally be used. This kit will also allow...
  • These adapters use the factory injector clip and are made from 6061-T6 aircraft grade aluminum. They are CNC cut on a lathe for an incredibly precise...
  • The spacers get mounted on the top of the injector. If you were to put them on the bottom, the spray pattern of the injector would get messed up and...
Bestseller No. 11
LS1 LS6 LT1 EV1 Engine Wire Harness Connector to LS2 LS3 LS7 EV6 Fuel Injector Adapters Pack of 8
  • Wire cable: 12.7cm/5''
  • Engine harness end : EV1 connector (LS1 LS6 LT1 style) Male
  • Fuel Injector end : EV6 connector (LS2/LS3 style) Female
  • Package Contents: 8 x Adapters
  • 1 Year Warranty : We Test Each Item and 100%Ensure That Before We Ship, Before and After Sales, We Will Provide Warranty Service For Damaged Products,...
Bestseller No. 12
AUTOKAY 8pcs Fuel Injector Adapter Kit for EV1 to USCAR EV6 & EV14 Chevy LS1 LS2 LS3
  • Engine Harness End : EV1 connector
  • Fuel Injector End : USCAR EV6 & EV14 connector
  • These will work for LS1 to LS2/LS3 Injector Swaps, Chevy, Ford, Mustangs, Dodges, and many other vehicles.
  • This is the perfect alternative to purchasing a new harness or modifying your existing harness.
  • Shipping from our USA warehouse, fast shipping and good service.
Bestseller No. 13
Michigan Motorsports EV6 to EV1 Fuel Injector Connector Adapter USCAR LS2 LS3 LSX LS1 LT1 TPI
  • EV6 to EV1 Fuel Injector Connector Adapter USCAR LS2 LS3 LSX LS1 LT1 TPI
  • Adapts EV1 Injectors to EV6 Harness
  • Plug and Play
  • Allows to use EV1 Injectors on your EV6 harness without cutting or altering your existing harness.
  • Includes: 8pcs Fuel Injector Adapters
Bestseller No. 14
GXARTS 8Pcs Fuel Injector Connectors Adapter LS1 EV1 To EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel Injector...
  • This Fuel injector adapters will allow you to connect newer USCAR/EV6/EV14 injectors to the older EV1 harnesses, without cutting or altering your...
  • Engine Harness End : EV1 connector
  • Fuel Injector End : USCAR EV6 & EV14 connector
  • Formulated in strict accordance with the factory specifications, durable,not easy to damage and wear
  • Packaging includes: 8pcs Fuel Injector Adapter
Bestseller No. 15
ApplianPar Pack of 8 43100-08 LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1 Fuel Injector Connector...
  • Replaces Manufacturer Part Number: 43100-08
  • Allows to use EV6 Injectors on your EV1 harness without cutting or altering your existing harness.
  • Material: PA66 for connectors; copper or stailess steel for terminals.
Bestseller No. 16
Michigan Motorsports Black .40 Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 To Truck...
  • .40 Fuel Injector Adapter Spacer Short LS2 TO LS1 Intake or LS3 To Truck Intake
  • This kit will allow you to run GM short LS2 injectors in a application where a LS1 injector height would normally be used. This kit will also allow...
  • These adapters use the factory injector clip and are made from 6061-T6 aircraft grade aluminum. We also include Vitton oil/gas/solvent resistant...
  • The spacers get mounted on the top of the injector. Adds .40 to length of injector. If you were to put them on the bottom, the spray pattern of the...
  • Anodized Black and includes o-ring
Bestseller No. 17
WFLNHB 8 pcs Fuel Injector Connector Adapter fit for LS1 EV1 to EV6 EV14 USCAR LS2 LS3 LSX LT1
  • Fit for LS1 EV1 to EV6/EV14 USCAR LS1 LS2 LS3 LSX LT1 Fuel Injector Connector Adapter
  • Allows to use EV6 Injectors on your EV1 harness without cutting or altering your existing harness. Nice high quality adapter
  • All kinds of Auto connectors' materials are Compliance
  • Material:PA66 for connectors;copper or stailess steel for terminals
  • 8PCS Fuel Injector Connector Adapter (Does not include wiring harness)
Bestseller No. 18
8PCS 40" Fuel Injector Adapter Spacer Short LS2 to LS1 Intake or LS3 to Truck Intake 551371
  • Part number: 551371
  • Function: This kit allows you to run the GM short LS2 injector in applications that normally use the LS1 injector height. In applications where...
  • Premium quality: Made of High-Quality Material, durable, no fading, corrosion resistance, can be used for a long time.
  • Perfect fit and finish easy assembly, easy to install, no professional installation required. Watching videos online can be very helpful and only...
  • Satisfaction Guaranteed: We guarantee the quality of our products and will solve any problems that may occur for you. If you have any questions,...
Bestseller No. 19
Michigan Motorsports O-rings to adapt LS1 injectors to LS2, LS3, LS7 Intake manifold, O-rings...
  • Allowing to install LS1 injectors in LS2 - LS3 and LS7 intake Manifolds
  • This will only be used on the bottom of the injectors
  • Vitton oil/gas/solvent resistant o-rings for a long lasting seal.
  • Designed to work with EV1 EV2 and EV14 injectors
  • Our O rings are a Viton 15.2-15.5mm outside installed diameter
SaleBestseller No. 20
Aokus 8pcs FOR LS1 LS6 LT1 EV1 Engine wire Harness to LS2 LS3 LS7 EV6 Injector Adapters
  • ●LS1 LS6 LT1 EV1 Engine wire Harness to LS2 LS3 LS7 EV6 Injector Adapters
  • ●Manufacturer Part Number: 28100-08.
  • ●Engine harness end : EV1 connector (LS1 LS6 LT1 style) Male. Fuel Injector end : EV6 connector (LS2/LS3 style) Female
  • ●Package Include: 8PCS LS1 LS6 LT1 EV1 Engine wire Harness into LS2 LS3 LS7 EV6 Injector Adapters
  • ●18 Gauge Wire, 2.75 inches / 2.75" long. Condition:100% new and tested before shipment.

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