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Flowmaster Header-back System

3.00 in. Dual Rear Exit - Fits 1968-1972 GM A-Body - Pipes Only No Mufflers

PART# 1040FM

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Fits 1968 to 1972 GM A-Body with a V8 engine. Use Offset Inlet / Offset Outlet Mufflers Only. Drilling and welding required for H-pipe installation.

Overview

Flowmaster's 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster.

Features:

  • Dyno tuned for maximum performance
  • Slip fit connectors for easy assembly
  • Front adapter pipes/intermediate pipe/H-Pipe
  • Mandrel bent 16 gauge aluminized tubing

Specs

Automotive Item GradeHigh Performance
BrandFlowmaster
California Proposition 65 RequiredNo
ColorGray
Emission Code3
Exhaust Pipe Wall Maximum Gauge16
Exit PositionDual Rear Exit
MaterialAluminized Steel
Mount TypeUses New Hangers (Not Included)
Product TypeExhaust Accessories
Single DualDual
System TypePipe Kit
Tip Diameter (in)3
Tip ShapeRound
Tip StyleStraight Cut
Tubing Diameter (in)3
Type of ExhaustHeader-Back
Part Number1040FM

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Fits 1968 to 1972 GM A-Body with a V8 engine. Use Offset Inlet / Offset Outlet Mufflers Only. Drilling and welding required for H-pipe installation.

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        *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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

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