AFR Exhaust Valve - LS1 - 1.600 in Head - 8 mm Stem - 4.907 in Long - Stainless - GM LS-Series EGR Fully adjustable air springs level

Fully adjustable air springs level your vehicle when towing or hauling a heavy load for a safe comfortable ride

Steel Wing Head S/E Fasteners 5/16" x

Valves and studs are in stock GM L98 locations just like the 180cc

90 Degree Passenger Side Outlet

AFR Exhaust Valve - LS1 - 1.600 in Head - 8 mm Stem - 4.907 in Long - Stainless - GM LS-Series EGR Fully adjustable air springs levelProduct Description: Exhaust Valve LS1 1. 600 in Head 8 mm Stem 4. 907 in Long Stainless GM LS Series Sold Individually Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers, diesel fuel systems,