Billy Boat Performance Exhaust System for the LS1

A powerful and throaty performance exhaust for both the LS1 powered Firebird and Trans-Am from Billy Boat

This awesome Billy Boat Triflow catback is one of the best sounding, highest quality exhaust that you can buy for your LS1 Pontiac Firebird Formula V8 and Trans-Am. It features 3" all 304 stainless construction, high flow B&B mufflers, and quad 4.5" polished, double wall, stainless oval tips. B&B advertises gains of up to 17HP with this direct bolt on system!