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Vehicle Info NeededFLOWMASTERPART NUMBER: 389-17153
Force II Cat-Back Exhaust System 1986-1990 Chevy Corvette 5.7L V8
$1,17195
1 left in stock
Ships on Sep 08, 2026
Lowest Price GuaranteeGM
- Force II Cat-Back Exhaust System
- 1986-1990 Chevy Corvette 5.7L V8
- 2.5" Tubing
- 2.5" Polished SS Tips
- Dual Rear Exit
- 50 Series Delta Flow Muffler
- Aluminized Steel
Part TypeExhaust System
BrandFLOWMASTER
Package Height11.5
Package Width28.0
Package Length48.25
Weight59.0 PG
Tailpipe Diameter (In.)2.5
Muffler Inlet Inside Diameter3 in.
Hangers IncludedYes
Main Piping Diameter2.50 in.
Tail Pipe QuantityDual
Inlet TypeFlanged
Tip CutStraight
Exhaust Tip Material304 Stainless Steel
Catalytic Converter Quantity0
Exit LocationSplit Rear
Inlet QuantityOne
Muffler Body Length15 in.
Sound LevelMild
Muffler Body MaterialAluminized Steel
Exhaust Tip CutStraight
Gasket Or Seal IncludedNo
Exhaust Tip IntercooledNo
Pipe ColorSilver
System FinishAluminized
Muffler Quantity2
Muffler Inlet Outside Diameter3.13 in.
Exit QuantityFour
Tip MaterialStainless steel
Muffler Flanged OutletNo
Tip Quantity4
Exhaust Tip ResonatedNo
Exhaust TypeDual
Catalytic Converter IncludedNo
Heat Shield IncludedNo
Part CategoryPerformance Parts
Hardware IncludedYes
Exhaust Tip WallSingle Wall
Exhaust Tip Quantity4
Exhaust Tip FinishPolished
Exhaust Tip EdgeSlash Cut
Valve IncludedNo
Muffler TypeChambered
Pipe MaterialAluminized Steel
Muffler Body Width9.50 in.
Tail Pipe Tapered OutletNo
Muffler Body ShapeOval
Mounting Bracket IncludedYes
Muffler Outlet Quantity2
Muffler FinishBlack High-Temperature Paint Finish
Inlet Diameter2.25 in.
Clamps IncludedYes
Muffler StyleChambered
Tip Outlet Size2.5 in (63.5 mm)
FinishAluminized
Exit StyleDual Out Rear
Muffler Body Height4 in.
Tip IncludedYes
Clamping TypeU-Bolt
Muffler Flanged InletYes
Spring Bolt Kit IncludedNo
Muffler Series50 Series Delta Flow
QuantitySold as a kit
Muffler IncludedYes
Exhaust Tip ConnectionWelded
System StyleCat Back
Tail Pipe Outlet Outside Diameter2.50 in.
Muffler ConfigurationSingle inlet/Dual outlet
System MaterialSteel
Valve TypeNot Applicable
Tip Edge StyleNon-rolled edge
Tip ShapeRectangular
Intermediate Pipe Diameter2.25 in (57.15 mm)
Exhaust Tip Diameter2.50 in.
Part FitmentDirect Fit
Vendor Part Number17153
Package Qty1
Package TypeEA
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