Flowmaster 1040FM Header-Back Dual Exhaust System for GTO Monte Carlo Chevelle for Sale

Price: $392.95

Flowmaster 1040FM Header-Back Dual Exhaust System for GTO Monte Carlo Chevelle PART NUMBER: 1040FM
BRAND: Flowmaster
DESCRIPTION Header-Back Exhaust System

This mandrel-bent headers-back exhaust system is custom designed for most 1964-1972 GM A-body cars and is perfect for the person looking for a true dual exhaust system. This system comes complete minus the mufflers and allows you to choose the sound level of the Flowmaster mufflers you desire for your vehicle. System features include all mandrel-bent 3.00" aluminized steel tubing, an H-pipe to equalize the exhaust gas pressures and sound for maximum power level and maximum clearance. Designed for an easy fit, these systems are covered by a 3-year Limited Warranty.


  • Exits Straight-out under the Rear Bumper
  • Mandrel-bent
  • High Clearance around Rear Differential
  • Designed for Double Off-set Mufflers
  • 16 Gauge Aluminized Steel Tubing
  • Does Not Include Hardware
  • 3-year Limited Warranty
  • Includes H-pipe Kit


  • Exhaust Pipe Wall Maximum Gauge:16
  • Exit Position:Dual Rear Exit
  • Material:Aluminized Steel
  • Mount Type:Uses New Hangers (Not Included)
  • Product Type:Exhaust Accessories
  • Single Dual:Dual
  • System Type:Pipe Kit
  • Tip Diameter (in): 3"
  • Tip Shape:Round
  • Tip Style:Straight Cut
  • Tubing Diameter (in): 3"
  • Type of Exhaust:Header-Back


  • Requires 3.00" Offset Inlet/Opposite side Offset Outlet such as part# 943048 (Super 44 Series) or 53058 (Super 50 Series) mufflers.
  • Does Not Include Header Collector Adapter Cones or hardware.
  • Does Not align with the factory Oldsmobile 442 bumper cutouts. Fabrication required for installation of H-pipe.

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