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Complete Standalone Engine Harness For LS1 1997-2006 T56 TH350: $152.99
LS1 Standalone Wiring Harness – For Drive‑by‑Cable LS1/LS6 Engines (1997–2006) with T56 or Non‑Electronic Transmission Replaces LS1‑T56, T56, TH350, TH400 – For Corvette, CTS‑V, GMC Vortec, LS Truck – DBC Only – Performance/Custom Fit Important Tips Before Purchasing - Please double‑check the part numbers and vehicle models in the description to ensure fitment before ordering.
- Professional installation is highly recommended!
- This harness is designed for Drive‑by‑Cable (DBC) LS1/LS6 engines (1997–2006) and is not compatible with Electronic throttle or electronically controlled transmissions.
- If you are uncertain about compatibility, please contact us with your engine and transmission details.
Specifications Condition100% Brand TypeLS1 Standalone Wiring Harness (Fuel Injection & Transmission) MaterialMetal, Plastic – High‑Quality Copper Core Wire Fitment TypePerformance / Custom Engine CompatibilityFor LS1 / LS6 Engines (Drive‑by‑Cable only) – 1997–2006 Transmission CompatibilityFor T56 Manual or Non‑Electronic Automatic (TH350, TH400, Powerglide, 700R4, 200‑4R) DisplacementFor 4.8L, 5.3L, 6.0L Applicable ModelManual Transmission (and non‑electronic auto) BrandVISVIC Interchange / Part Numbers - LS1‑T56, T56, TH350, TH400, LS1‑T56‑DBC
- Superseded / OEM: LS1‑T56, T56, TH350, TH400 power‑glid
- Manufacturer / Other: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Compatibility – For Drive‑by‑Cable LS1/LS6 Engines & T56 / Non‑Electronic Auto Trans - For Corvette / CTS‑V – LS1/LS6 Engines (Drive‑by‑Cable only) – 1997–2004 – with T56 or non‑electronic automatic (TH350, TH400, Powerglide, 700R4, 200‑4R)
- For GMC Vortec Engines – 1999 ander (Drive‑by‑Cable throttle body) – with T56 or non‑electronic transmissions
- For LS Truck – 1999–2006 – with T56 – Standalone Wiring Harness
- For LS1 Engines (DBC) – 1997–2006 – for 4.8L, 5.3L, 6.0L – with T56 or non‑electronic transmissions
- For fuel injection system – GMC 1999 ander Vortec
⭐ Features - Superior Material: High‑quality copper core wires – low eccentricity, low resistance, anti‑corrosion, wear‑resistant, non‑deforming, excellent conductivity. Wrapped plastic surfaces withstand high temperatures, chemicals, strong impact, and pressure.
- High Standard Production: Stable performance and high reliability.
- Stable Performance: All harnesses equipped with good slidable sleeves for required installation – improves engine performance and efficiency.
- Perfect Match: Manufactured according to your vehicle model for a perfect fit.
- Durable: Made from premium materials – long service life and high durability.
Package Includes - 1 x LS1 Standalone Wiring Harness
Note: If you have any questions about compatibility, please contact us – we are here to help!
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