Top Street Performance Standalone Drive by Wire Engine and T56 Manual Transmission Wiring Harness for GM LS1

★★★★★ 4.4 60 reviews

US$177.78
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by herbdecode.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$177.78
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Jul 21
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by herbdecode.com
Free 30-day returns Details

Product details

Management number 231545014 Release Date 2026/06/18 List Price US$177.78 Model Number 231545014
Category

GM Standalone LS1 Drive by Wire Engine and T56 Manual Transmission Wiring HarnessThis GM Standalone LS1 Drive by Wire Engine and T56 Manual Transmission Wiring Harness is built for standalone Drive-by-Wire engine management with T56 manual transmission. The harness integrates the fuse/relay box, sensor connectors, engine control wiring, fuel pump control, fan control, OBD2 connection, and supporting outputs needed for a clean LS/LT engine control installation.Use this harness when the engine code, throttle type, transmission connector, ECU strategy, and sensor layout match the compatibility section. The EV1 injector plug style should be matched to the engine and injector set. Confirm transmission pin count, pedal and throttle body requirements, oxygen sensor layout, MAP/MAF connections, and power/ground routing before installation.Compatible With:('97-'04 Corvettes*):*Fits LS1/LS6 (5.7L) Corvettes and CTS-V's*Fits drive-by-wire applications with LS1 intake manifolds and T56 manual or non-electronic automatic (700R4, 200-4R, Powerglide, TH350, TH400) transmissions.Notes:For Use with TSP Products:TSP adapter 81033 required in order to use GM #12592525 MAP sensor.Will plug into TSP 81050 injectors with their included adapters.Specifications:Throttle: Drive-by-WireInjector Plug Style: EV1Harness Length: StandardFuse Block Included: YesQuantity: Sold as a KitIncluded Connectors: Fuse/Relay BoxFuel Pump ControlFan ControlsCheck Engine LightSpeedometerTachometerOBD2Accelerator Pedal and Throttle Body ControlMAF SensorMAP SensorEngine Coolant Temp SensorAlternator Control(2) Upstream Oxygen SensorsCrankshaft PositionCamshaft PositionFuel InjectorsCoil PacksManual or Automatic Transmission ControlKnock Sensors

  • Compatible with LS1/LS6 (5.7L) Corvettes and CTS-V's
  • Compatible with drive-by-wire applications with LS1 intake manifolds and T56 manual or non-electronic automatic (700R4, 200-4R, Powerglide, TH350, TH400) transmissions
UPC 843806114393
ASIN B0DS8MXKQ9
Model WH1210
Brand Name Top Street Performance
Item Weight 6804 Grams
Part Number WH1210
Manufacturer Top Street Performance
Included Components See Listing Details
Warranty Description 1-year limited warranty against manufacturing defects.

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.4 out of 5
★★★★★
60 ratings | 25 reviews
How item rating is calculated
View all reviews
5 stars
81% (49)
4 stars
5% (3)
3 stars
2% (1)
2 stars
1% (1)
1 star
11% (7)
Sort by

There are currently no written reviews for this product.