Flowmaster American Thunder Crossmember-Back Exhaust SystemThis Crossmember Back American Thunder system is custom designed for high horsepower and large cubic inch engines in 1968 1972 GM A Bodies with a V8 engine. It's a true dual exhaust system featuring all mandrel bent 3. 00 inch stainless steel tubing with a built in H pipe crossover assembly flowing into a pair of large cased Super 40 Series performance mufflers for maximum power and a deep powerful aggressive exhaust note. The large 3. 00 inch mandrel

The 35mm front sway bar is more rigid than the factory 30mm and 32mm front bars and comes complete with new heavy duty end links and greaseable sway bar bushings

spring cap

Enhanced by self-lubricating components to ensure smooth operation

Modern Performance

Factory supports are manufactured from stamped steel and are unnecessarily heavy

Mopar 04761851PA

Rust Test D1743 Pass

can lead to catastrophic failure when external hydrocarbons cause uncontrolled overspeeding

Castrol Syntorq LT

This front sway bar is more rigid than the factory front sway bar and bolts directly in place with no modifications

eliminating the danger of becoming caught in other gear

Rated at 165gpm