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Flowmaster

Flowmaster American Thunder Crossmember-Back Exhaust System

Fits 1968-1972 GM A-Body with a V8 engine. 3.0 inch Stainless Steel

Part # 817200 Be the first to write a review
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Delta Flow
This crossmember-back American Thunder system is custom designed for high horsepower and large cubic inch engines in 1968-1972 GM A-Bodies with a V8 engine. It's a true-dual exhaust system featuring all mandrel-bent 3.00-inch stainless steel tubing with a built-in H-pipe crossover assembly flowing into a pair of large cased Super 40 Series performance mufflers for maximum power and a deep powerful aggressive exhaust note. The large 3.00-inch mandrel-bent tailpipes are custom bent to tuck up high above the rear end and exit with a slight turn down under the rear bumper. The system is constructed from 409 stainless steel for maximum durability, includes all necessary hardware and hangers for installation and is covered by our Lifetime Limited Warranty. This system is also available in Aluminized steel and comes with a 3-year Limited Warranty, check out part# 17200.

Features:

  • Super 40 Series Performance Mufflers for Deep Powerful Sound
  • H-pipe Crossover for Maximum Power and Deep Tone
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Includes Hangers and Hardware for Installation
  • Crossmember-back True Dual Exhaust System
  • Large 3.00-inch Stainless Steel Tubing
  • Does Not Include Header Reducers or Factory Manifold Downpipes
  • Aggressive Exterior Exhaust Tone
  • Lifetime Limited Warranty

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.

2WD/4WD2WD
Brand Flowmaster
Emission Code5
Exhaust SeriesAmerican Thunder
Exit PositionDual Out Rear
Heat ShieldNo
Inlet Diameter (in)3
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity2
Muffler SeriesSuper 40 Series
Outlet Diameter (in)3
Product TypeExhaust System
Single DualDual
Sound LevelAggressive
System TypeCrossmember-back
Tip QuantityNot Included
Tube Diameter3 inch
Tubing Diameter (in)3
Type of ExhaustCrossmember-back
UPC700042025558
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817200
5

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.

System does not include header reducer cones or downpipes for factory manifolds
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