JBA Exhaust Headers for Chevy GMC Silverado 1500 Sierra 1500 4.3L V6 - 1842S-9 air-vent-covers 7L V8 1968 - 1975

7L V8 1968 - 1975 Oldsmobile Vista Cruiser 350/5

This anti-roll bar is adjustable up to 84% to 474% stiffer than the stock bar*

9 L6 1966 - 1970 Mercury Cyclone 390/6

4"X6"Rolled Tip

JBA Exhaust Headers for Chevy GMC Silverado 1500 Sierra 1500 4.3L V6 - 1842S-9 air-vent-covers 7L V8 1968 - 1975Overview: 03 13 GM Truck Cat4Ward 4. 3L Raw 409 JBA shorty headers are one of the foremost performance upgrades you can bestow upon your beloved car, truck, or SUV. JBA Headers are significantly less restrictive than stock manifolds and dramatically increase the power and efficiency of your engine. Each header is constructed from durable stainless steel to endure the abuse of racing, towing, and daily driving built to withstand it all. JBAs