American Thunder Header-Back Exhaust System 1968-1972 GM A-Body

Vehicle Info Needed

FLOWMASTERPART NUMBER: 389-17200

American Thunder Header-Back Exhaust System 1968-1972 GM A-Body

Name: American Thunder Header-Back Exhaust System 1968-1972 GM A-Body
Brand: FLOWMASTER
SKU: 389-17200
Price: 1117.95 USD
Availability: InStock

^$1,117⁹⁵

Ships on Sep 04, 2026

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GM A-Body

1968-1972 GM A-Body
3" Tubing
Tips Not Included
Dual Rear Exit
Super 40 Series Muffler
Aluminized Steel

Does Not Fit El Camino.

Part TypeExhaust System

BrandFLOWMASTER

Package Height13.5

Package Width21.0

Package Length42.0

Weight96.7 PG

Tailpipe Diameter (In.)3

Muffler Inlet Inside Diameter3 in.

Hangers IncludedYes

Main Piping Diameter3 in.

Tail Pipe QuantityDual

Inlet TypeWeld-On

Catalytic Converter Quantity0

Exit LocationSplit Rear

Inlet QuantityTwo

Muffler Body Length13.50 in.

Sound LevelAggressive

Muffler Body MaterialAluminized Steel

Gasket Or Seal IncludedNo

Pipe ColorSilver

System FinishAluminized

Muffler Quantity2

Muffler Inlet Outside Diameter3.13 in.

Exit QuantityTwo

Muffler Flanged OutletNo

Tip QuantityNone

Exhaust TypeDual

Catalytic Converter IncludedNo

Heat Shield IncludedNo

Part CategoryPerformance Parts

Hardware IncludedYes

Exhaust Tip Quantity0

Valve IncludedNo

Muffler TypeChambered

Pipe MaterialAluminized Steel

Tail Pipe Tapered OutletNo

Muffler Body ShapeOval

Mounting Bracket IncludedYes

Muffler Outlet Quantity1

Muffler FinishBlack High-Temperature Paint Finish

Inlet Diameter3 in.

Clamps IncludedYes

Muffler StyleChambered

FinishAluminized

Exit StyleDual Out Rear

Tip IncludedNo

Clamping TypeU-Bolt

Muffler Flanged InletNo

Spring Bolt Kit IncludedNo

Muffler SeriesSuper 40 Series

QuantitySold as a kit

Muffler IncludedYes

System StyleHeader-back

Tail Pipe Outlet Outside Diameter3 in.

Muffler ConfigurationSingle inlet/Single outlet

System MaterialSteel

Valve TypeNot Applicable

Intermediate Pipe Diameter3 in (76.2 mm)

Part FitmentDirect Fit

Vendor Part Number17200

Package Qty1

Package TypeEA

No Questions

No Reviews

Please click here to download the instructions PDF file

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