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Part fits the following years: 1964, 1965, 1966, 1967

El Camino Exhaust Kits, American Thunder W/Super 40 Series Mufflers for Chev./EC, 3" Pipe, Side Exit, by FLOWMASTER

Part# CH40001

Mfg# 17202

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SAVE: $64.96 Retail: $705.95

OPGI Price: $640.99

MADE IN THE USA

Brand: FLOWMASTER
Part Type: (P) High Performance, designed to improve performance
Years: Sold As: SET
2015 El Camino Catalog Page: 414
2016 El Camino Catalog Page: 423


Designed for small and big cubic-inch engines

  • NOTES
  • NOTE1: Welding required for installation.
  • NOTE2: These high-performance items are not eligible for any further discounts or promotional pricing.
  • SHIP NOTE: This item as packaged measures over 48" in length, and/or 30" in width or height and is subject to an additional handling surcharge of $12.95. more info

As one of the most powerful exhaust systems for A-Bodies with large displacement engines, the FlowmasterAmerican Thundersystem features heavy-gauge mandrel-bent tubing and Super 40-Series or Super 50-Series mufflers. The tailpipes included are two-piece and install easily. The kit also features an adjustable crossover pipe to fit a variety of applications and has all the hangers and clamps that fit in the factory locations. The 1964-67 kit exits the tailpipes behind the rear wheels pointed at the ground, while the 1968-72 and 1964-72 kits exit out the back at the bumper. Get the power and sound of performance with the Flowmaster American Thunder exhaust system.

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1964-1967 for Chev./EC, 3" Pipe, Side Exit
Chevrolet El Camino1964-1967 for Chev./EC, 3" Pipe, Side Exit
Pontiac GTO1964-1967 3" Pipes, w/Side Exit Pipes
Pontiac LeMans1964-1967 3" Pipes, w/Side Exit Pipes
Pontiac Tempest1964-1967 3" Pipes, w/Side Exit Pipes
Pontiac Grand Prix1969-1972 3" Pipes, w/Side Exit Pipes
Olds Cutlass/4421964-1967 3" Pipes, w/Side Exit Pipes
Buick Skylark1964-1967 3" Pipes, w/Side Exit Pipes
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