Flowmaster American Thunder Cat-back Exhaust System 1994-buick-century-esi3187115 The dual 340 LPH module

The dual 340 LPH module will support up to 1400 HP while the dual 450 LPH will support up to 1750 HP

Fitting - Adapter - Straight - 1/8 in NPT Female to 3 AN Male - Steel - Zinc Plated - Each

Transmission Crossmember - Double Hump - Bolt-On - Black Powder Coat - 2WD - GM Fullsize Truck 1967-75 - Each

520 in - Duration 276 / 288 - 113 LSA - 2000 / 6000 RPM - Small Block Chevy - Each

Shock Fill Port - 5/16 in Thread - Screw-In - Steel - Natural - Set of 25

Flowmaster American Thunder Cat-back Exhaust System 1994-buick-century-esi3187115 The dual 340 LPH moduleFor the person who is looking for an aluminized steel cat back exhaust system with an aggressive exterior tone and moderate interior tone. The American Thunder system is heavy 16 gauge mandrel bent aluminized steel tubing for durability and maximum performance. Includes a Super 40 Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won't drive you out of the cab when having a