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Flowmaster

Flowmaster Force II Exhaust Systems for 1970-1973 CORVETTE - 817659 System, II, Crossmember Back, Dual, Stainless Steel, Natural, Split Rear Exit, Chevy, 5.7L, Kit

SKU: FLO817659

Exhaust Systems
Flowmaster Force II Exhaust Systems for 1970-1973 CORVETTE - 817659 System, II, Crossmember Back, Dual, Stainless Steel, Natural, Split Rear Exit, Chevy, 5.7L, Kit

Flowmaster

Flowmaster Force II Exhaust Systems for 1970-1973 CORVETTE - 817659 System, II, Crossmember Back, Dual, Stainless Steel, Natural, Split Rear Exit, Chevy, 5.7L, Kit

SKU: FLO817659

Exhaust Systems
A$3,970.22
LOW STOCK! Est Ship 4-7 days. HURRY! LOW STOCK. This item is in limited stock at one of our distribution centres. The ETA is the approximate time required to prepare your order for dispatch.
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Description

Flowmaster Force II exhaust systems are engineered with the latest technology for improvements in acceleration, passing power, and fuel mileage. The key to these performance enhancements is the use of mandrel-bent tubing. Force II assemblies are available in dozens of muffler and pipe configurations for fitment on thousands of year/make/model cars and trucks. Choose the size and style that's compatible with your engine type.

Part Type

Exhaust Systems

Data: v4.2 - Upd: 2026-10-17 03:10:42

Specifications

Product Attributes - Brand
Flowmaster
Product Attributes - Manufacturer's Part Number
817659
Product Attributes - Part Type
Exhaust Systems
Product Attributes - Product Line
Flowmaster Force II Exhaust Systems
Product Attributes - UPC
700042031184
Product Attributes - System Material
409 stainless steel
Product Attributes - System Style
Crossmember back
Product Attributes - Exhaust Type
Dual
Product Attributes - Exit Location
Split rear
Product Attributes - System Finish
Natural
Product Attributes - Catalytic Converter(s) Included
No
Product Attributes - Intermediate Pipe Diameter (in.)
2.25 in.
Product Attributes - Muffler Included
Yes
Product Attributes - Muffler Quantity
Two
Product Attributes - Muffler Configuration
Single inlet/Single outlet
Product Attributes - Muffler Style
Chambered
Product Attributes - Muffler Material
409 stainless steel
Product Attributes - Muffler Color
Black
Product Attributes - Hardware Included
Yes
Product Attributes - Tailpipe Diameter (in.)
2.25 in.
Product Attributes - Tip Included
Yes
Product Attributes - Tip Outlet Size (in.)
3.00 x 5.50
Product Attributes - Tip Quantity
2
Product Attributes - Tip Shape
Rectangular
Product Attributes - Tip Cut
Slant
Product Attributes - Tip Edge Style
Rolled edge, single-wall
Product Attributes - Tip Material
304 stainless steel
Product Attributes - Tip Color
Polished
Product Attributes - Remanufactured
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Can be used with manifold head pipes or headers.
Product Attributes - Special Attention
It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.

Reference Information

Brand Name/s Flowmaster
StreetFX SKU flo817659
SFX Item ID 4984185
Supplier Item Code 4984185
Manufacturer SKU 817659
Manufacturer UPC 700042031184
Alternative References FLM817659, 5.7L

Compatibility

Application Data
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1970
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1971
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeL
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeL
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeL
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleConvertible
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeL
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionManual
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesForce II Crossmember-Back Exhaust System; 2.25 in. Tubing, Dual; Dual Rear Exit; Incl. 2.25 in. Dia./50 Series(TM) Delta Flow Mufflers/2.25 in. Pol. 304 Stainless Tips; 409 Stainless Steel;Intended For Race Use Only
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeL
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeJ
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic
  • Application NotesRWD; Flowmaster Force II Crossmember-back Exhaust System; General Motors; Transmission; Polished Tip Finish
    Bed Length Inches/CentimetersN/R, N/R
    Beginning Year1972
    Body StyleCoupe
    CID350
    DrivetrainRWD
    Ending Year1973
    Engine FamilyChevy small block Gen I
    Engine Size5.7L/350
    Engine TypeV8
    Engine VIN CodeK
    Liter5.7
    MakeCHEVROLET
    ModelCORVETTE
    RegionUSA
    SubmodelBASE
    TransmissionAutomatic

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