Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy - GM Fullsize SUV / Truck 1967-91 - Pair 28125BK Plate is cut to fit

Plate is cut to fit stock frames and measures 4-1/4" x 27"

Vehicle Applications: Pontiac: Grand Prix 67 - 69 7 L Engine

ACCEL U-Groove performance spark plugs produce a larger spark for more power at high rpms

2003-2006 GMC Sierra 1500

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Small Block Chevy - GM Fullsize SUV / Truck 1967-91 - Pair 28125BK Plate is cut to fitHedman Hedders Standard Uncoated Headers; 1 3 4" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders Painted Hedders Exhaust Header 69080 Tube Size 1. 75 in. Collector Size 3 in. w o Smog Injection Or Injection Heads Highest Quality Materials Computerized Precision Hand Tested; Sturdy Leak Proof Welds Durable And Affordable Hedman Hedders has been manufacturing quality headers in the USA since 1954, and they've been manufacturing long and