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Flowmaster Crossmember-back Exhaust System

Fits 1964-1972 GM A-Body with V8 engine. 2.50 inch pipes and hangers only.

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This mandrel-bent crossmember-back exhaust system is custom designed for most 1964-1972 GM A-body cars and is perfect for the person looking for true dual exhaust system. This system comes complete minus the mufflers and allows you to choose the sound level of the Flowmaster performance mufflers you desire for your vehicle. System features include all mandrel-bent 2.50-inch aluminized steel tubing, an H-pipe to equalize the exhaust gas pressures and sound for maximum performance and maximum clearance and includes two styles of tailpipe exits. Designed for an easy fit, these systems include all necessary parts, hardware, and instructions for an easy installation. Covered by our 3-year Limited Warranty. Notes: Requires 2.50-inch Offset Inlet/Opposite side Offset Outlet such as part# 942548 (Super 44 Series) or 52558 (50 Series) mufflers.


  • Dual Tailpipe Exit Styles with Turndown or Angle-cut Tailpipes
  • Includes all Clamps, Hangers and Necessary Hardware
  • Mandrel-bent 2.50-inch Aluminized Steel Tubing
  • Extra Long Front Pipes for Adjustability
  • Allows you to Choose Your Mufflers
  • 3-year Limited Warranty
  • Includes Built-in H-pipe

About Flowmaster

Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound.

Brand Flowmaster
Emission Code5
Exhaust SeriesPipes Only
Exit PositionDual Rear Exit
Heat ShieldNo
MaterialAluminized Steel
Muffler Part NumberNo
Product TypeExhaust System
Single DualDual
Sound LevelPipe Only
System TypeCrossmember-back
Tip QuantityNot Included
Tubing Diameter (in)2.5
Type of ComponentPipe Kit
California Proposition 65 RequiredNo
Part Number17107

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Does Not Include Header Collector Adapter Cones. Does not align with the factory bumper cutouts on an Oldsmobile 442.

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    Some parts are not legal for use in California or other states with similar regulations.