Dirt Late Model, Chevy 602 Crate Engine, Longhorn/ Masterbuilt/ Rocket XR1 Chassis, 1 5/8"-1 3/4" Stepped, 4 into 1 slip-on, 3" Outlet, Stainless Steel Exhaust Header.  Optional: 2x ProChamber 350 anti-reversion mufflers (102814-01), 2x Muffler Support Clamps (MSC400).  Headers are designed to run with mufflers.

Material:Stainless Steel

Series:Dirt Late Model

Make:Chevrolet

Tube Size:1 5/8"-1 3/4" Stepped

Collector Configuration:4 into 1

Make:Chevrolet

Outlet:3.00"