Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Mopar B / RB-Series - Dodge Fullsize Truck / Van 1977-81 - Pair Hose Barb Fittings The lower air box retains

The lower air box retains your factory ram air scoop to keep cool air flowing for maximum power gains

1-1/4" notcher

2007-2014 GMC Sierra 2500 HD

Easy No Hassle Installation

Hedman Street Headers - 1.75 in Primary - 3 in Collector - Black Paint - Mopar B / RB-Series - Dodge Fullsize Truck / Van 1977-81 - Pair Hose Barb Fittings The lower air box retainsHedman Hedders Standard Uncoated Headers; 1 3 4" Tube Diameter; 3" Collector; Full Length Design Hedman Hedders Painted Hedders Exhaust Header 79220 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 and exhaust components in the USA since 1954. Hedman Hedders