Holley EFI Transmission Harness - T-56 558-481 fenders Matching the EGR spacer to

Matching the EGR spacer to the size of the new throttle body you are installing is very important

Models equipped with 221

Black Series LED Light - 30 Inch - Dual Row

25 Outside Circumference (mm) (Belt): 921 Top Width (in) (Belt): 0

Holley EFI Transmission Harness - T-56 558-481 fenders Matching the EGR spacer toTerminator X Max ECUs on V3 Build 100 or later Holley EFI V6 Build 300 or later Features: Specs: Brand Holley EFI Connector Quantity 4 Emission Code 3 Grade Type Performance Harness Application GM Harness Type Transmission Product Type Transmission Harness Warning California Proposition 65 Application: Year Make Model Submodel