Flowmaster American Thunder Crossmember-Back Exhaust SystemFlowmaster is proud to introduce our American Thunder dual exhaust system for 1967 1974 Camaro and Firebird, and 1968 1974 Nova. The system features our exclusive 80 Series Crossflow performance muffler that tucks up high behind the rear differential. Other features include all mandrel bent dual 2. 50 inch head pipes with a built in H pipe crossover and dual 2. 50 inch tailpipes for a deep rich sound and optimum performance. This Crossmember Back

dual-offset cross-shafts with heavy-duty stainless bushing retainers

Reduced oxidation and lower volatility at high temperature

Requires Aftermarket Camber Plates

Do you like attention and want to be heard

2010 Plus RGR and specific Hawkeye

Combine this with soft bushings that have massive amounts of deflection

The elimination of the deflection leads to more power transferred to the tires

120” wall thickness mild steel tubing

-10 AN - Piston Style

ACDelco 88863951

Our Stacked Plate cooler coupled with a Tornado fan and aluminum shroud

If you are looking for a street friendly yet track proven clutch