Description
Fits 1964-1972 GM A-Body with V8 engines, 2.5″ pipes – Aluminized Steel – Aggressive to moderate sound This American Thunder® Crossmember-Back exhaust system is custom designed for most 1964-1972 GM A-body cars and is for the person looking for a complete 2.50-inch dual exhaust system with a moderately aggressive exterior tone and a moderate interior sound. With easy fit in mind, these aluminized steel systems feature all mandrel-bent tubing, an H-pipe to equalize the exhaust pressures for maximum performance and deep sound and includes a pair of specially selected Super 40™ mufflers. The mandrel-bent 2.50-inch tailpipes tuck up out of the way for maximum clearance and offer you two choices of tailpipe exit styles. Like all Flowmaster® systems, benefits include improved throttle response, power, and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for an easy installation and is covered by our 3-year Limited Warranty.
- Fits most 1964-1972 GM A-Bodies with V8 engines and aftermarket long tube headers.
- Includes Hangers and Hardware for Easy Installation
- Mandrel-bent 16-Gauge Aluminized Steel Tubing
- Two Exit Style Choices: Slash Cut or Turndown
- Moderate to Aggressive Exterior Exhaust Tone
- Built-in Balance Pipe Equalizes Pressures
- Super 40 Series Performance Mufflers
- Flowmaster Quality & Reliability
- Crossmember-Back System
Information:
Does Not Include Factory Manifold Downpipes or Header Reducer Cones
Application Summary:
| Year | Make/Model |
|---|---|
| 1965-1967 | Buick Gran Sport |
| 1970-1972 | Buick GS |
| 1968-1969 | Buick GS 350 |
| 1968-1969 | Buick GS 400 |
| 1970-1972 | Buick GS 455 |
| 1964-1972 | Buick Skylark |
| 1964-1969 | Buick Special |
| 1964-1969 | Buick Sportwagon |
| 1964-1972 | Chevrolet Chevelle |
| 1964-1972 | Chevrolet El Camino |
| 1970-1972 | Chevrolet Monte Carlo |
| 1971-1972 | GMC Sprint |
| 1964-1971 | Oldsmobile 442 |
| 1964-1972 | Oldsmobile Cutlass |
| 1967-1972 | Oldsmobile Cutlass Supreme |
| 1964-1972 | Oldsmobile F85 |
| 1964-1972 | Oldsmobile Vista Cruiser |
| 1964-1967 | Pontiac Beaumont |
| 1968-1972 | Pontiac Grand Prix |
| 1964-1972 | Pontiac GTO |
| 1964-1972 | Pontiac LeMans |
| 1964-1970 | Pontiac Tempest |





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