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#42517200
Flowmaster 17200 American Thunder 3 Inch Exhaust, 68-72 GM A-Body
$967.95
/kit
Factory Shipped
$1,075.95
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Product Summary
Header-Back Exhaust System Type, Dual Single or Dual
Rebates Available
See rebate detailsKey Specs
| MFG. Part # | 17200 |
| Exhaust System Type | Header-Back |
| Single or Dual | Dual |
| Exhaust Tubing Diameter | 3 Inch |
| Exhaust System Kit Type | Direct Fit |
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Flowmaster 17200 Details
FLOWMASTER AMERICAN THUNDER HEADER-BACK EXHAUST SYSTEM
Fits 1968-1972 GM A-Body, 3.00 inch Aluminized Steel
This headers-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 aluminized 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 aluminized steel and includes all necessary hardware and hangers for installation and is covered by our 3-year Limited Warranty. This system is also available in Stainless steel and comes with a Lifetime Limited Warranty, check out part# 817200.
Features:
Charts
Instruction Sheet (PDF)
Warranty Sheet (PDF)
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Holley IRS Sale 2026
Save 10% instantly on select products across the Holley family of performance brands during the annual Holley I.R.S.Tax Sale. Instant rebate period runs from February 17, 2026 through March 29, 2026.
Guides & Documents
Flowmaster 17200 Specifications
Flowmaster 17200 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 17200 |
| Brand | Flowmaster |
| Exhaust System Type | Header-Back |
| Single or Dual | Dual |
| Exhaust Tubing Diameter | 3 Inch |
| Exhaust System Kit Type | Direct Fit |
| GENERAL | |
| Exhaust Exit | Dual Split Rear |
| Sound Level | Aggressive |
| Muffler(s) Included | Yes |
| Muffler Quantity | 2 |
| Muffler Connections | Single Inlet | Single Outlet |
| Muffler Type | Chambered |
| Drivetrain | RWD |
| Exhaust Tip Included | No |
| Exhaust System Material | Aluminized Steel |
| Exhaust System Finish | Natural |
| Exhaust Pipe Color | Natural |
| Muffler Series | Super 40 Series |
| Muffler Inlet Diameter | 3" |
| Muffler Outlet Diameter | 3" |
| Mandrel Bent | Yes |
| Catalytic Converter(s) Included | No |
| Hardware Included | Yes |
| Heat Shield | No |
| Sold in Quantity | Kit |
| GTIN Code | 700042020935 |
| Exit Location | Rear |
Ratings & Reviews
Ratings & Reviews
Fitment
Fitment
1968 Chevy Bel Air
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Bel Air
402 Chevy Big Block V8
1968 Chevy Biscayne
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Biscayne
402 Chevy Big Block V8
1969-1973 Chevy Blazer
Gen 1 L14 Small Block Chevy
1969 Chevy Brookwood
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Brookwood
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1968-1969 Chevy C10
Gen 1 L14 Small Block Chevy
1970-1972 Chevy C10
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy C10
Gen 1 L14 Small Block Chevy
1983 Chevy C10
2-Piece Rear Main Chevy 350
1985 Chevy C10
2-Piece Rear Main Chevy 350
1968-1969 Chevy C10 Suburban
Gen 1 L14 Small Block Chevy
1970-1972 Chevy C10 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy C10 Suburban
Gen 1 L14 Small Block Chevy
1983 Chevy C10 Suburban
2-Piece Rear Main Chevy 350
1985 Chevy C10 Suburban
2-Piece Rear Main Chevy 350
1968-1969 Chevy C20
Gen 1 L14 Small Block Chevy
1970-1972 Chevy C20
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy C20
Gen 1 L14 Small Block Chevy
1968-1969 Chevy C20 Suburban
Gen 1 L14 Small Block Chevy
1970-1972 Chevy C20 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy C20 Suburban
Gen 1 L14 Small Block Chevy
1968-1969 Chevy C30
Gen 1 L14 Small Block Chevy
1970-1972 Chevy C30
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy C30
Gen 1 L14 Small Block Chevy
1969 Chevy Camaro
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Camaro
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy Camaro
Gen 1 L14 Small Block Chevy
1968-1969 Chevy Caprice
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Caprice
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy Caprice
Gen 1 L14 Small Block Chevy
1983 Chevy Caprice
2-Piece Rear Main Chevy 350
1985 Chevy Caprice
2-Piece Rear Main Chevy 350
1968-1969 Chevy Chevelle
Gen 1 L14 Small Block Chevy
1970 Chevy Chevelle
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy Chevelle
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy Chevelle
Gen 1 L14 Small Block Chevy
1968 Chevy Chevy II
Gen 1 L14 Small Block Chevy
1985 Chevy Corvette
2-Piece Rear Main Chevy 350
1968-1969 Chevy El Camino
Gen 1 L14 Small Block Chevy
1970 Chevy El Camino
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy El Camino
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy El Camino
Gen 1 L14 Small Block Chevy
1978-1979 Chevy El Camino
2-Piece Rear Main Chevy 350
1983 Chevy El Camino
2-Piece Rear Main Chevy 350
1969 Chevy Estate
Gen 1 L14 Small Block Chevy
1970 Chevy Estate
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1968-1969 Chevy G10 Van
Gen 1 L14 Small Block Chevy
1970 Chevy G10 Van
2-Piece Rear Main Chevy 350
Gen 1 L14 Small Block Chevy
1971-1973 Chevy G10 Van
Gen 1 L14 Small Block Chevy
1968-1973 Chevy G20 Van
Gen 1 L14 Small Block Chevy
1970 Chevy G30 Van
2-Piece Rear Main Chevy 350
1968-1969 Chevy Impala
Gen 1 L14 Small Block Chevy
1970 Chevy Impala
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy Impala
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy Impala
Gen 1 L14 Small Block Chevy
1983 Chevy Impala
2-Piece Rear Main Chevy 350
1985 Chevy Impala
2-Piece Rear Main Chevy 350
1968-1969 Chevy K10
Gen 1 L14 Small Block Chevy
1970 Chevy K10
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy K10
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy K10
Gen 1 L14 Small Block Chevy
1968-1969 Chevy K10 Suburban
Gen 1 L14 Small Block Chevy
1970 Chevy K10 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy K10 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy K10 Suburban
Gen 1 L14 Small Block Chevy
1968-1969 Chevy K20
Gen 1 L14 Small Block Chevy
1970 Chevy K20
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy K20
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy K20
Gen 1 L14 Small Block Chevy
1968-1969 Chevy K20 Suburban
Gen 1 L14 Small Block Chevy
1970 Chevy K20 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy K20 Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy K20 Suburban
Gen 1 L14 Small Block Chevy
1968-1969 Chevy K30
Gen 1 L14 Small Block Chevy
1970 Chevy K30
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy K30
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy K30
Gen 1 L14 Small Block Chevy
1970-1974 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1983 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1985 Chevy K5 Blazer
2-Piece Rear Main Chevy 350
1969 Chevy Kingswood
Gen 1 L14 Small Block Chevy
1970 Chevy Kingswood
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1972 Chevy Kingswood
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1973 Chevy Laguna
Gen 1 L14 Small Block Chevy
1976 Chevy Laguna
2-Piece Rear Main Chevy 350
1973 Chevy Malibu
Gen 1 L14 Small Block Chevy
1970-1971 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
402 Chevy Big Block V8
1972 Chevy Monte Carlo
402 Chevy Big Block V8
1973-1975 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
1982-1983 Chevy Monte Carlo
2-Piece Rear Main Chevy 350
1969 Chevy Nova
Gen 1 L14 Small Block Chevy
1970 Chevy Nova
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1971-1973 Chevy Nova
Gen 1 L14 Small Block Chevy
1975 Chevy Nova
2-Piece Rear Main Chevy 350
1980-1983 Chevy P30
2-Piece Rear Main Chevy 350
1985 Chevy P30
2-Piece Rear Main Chevy 350
1968-1969 Chevy P30 Van
Gen 1 L14 Small Block Chevy
1970 Chevy P30 Van
2-Piece Rear Main Chevy 350
1972 Chevy P30 Van
402 Chevy Big Block V8
1973 Chevy P30 Van
Gen 1 L14 Small Block Chevy
1969 Chevy Townsman
Gen 1 L14 Small Block Chevy
1970-1972 Chevy Townsman
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy
1967 GMC C15/C1500 Suburban
2-Piece Rear Main Chevy 350
1980-1984 GMC C1500
2-Piece Rear Main Chevy 350
1980-1986 GMC C1500 Suburban
2-Piece Rear Main Chevy 350
1968-1972 GMC C25/C2500 Pickup
Gen 1 L14 Small Block Chevy
1968-1972 GMC C25/C2500 Suburban
Gen 1 L14 Small Block Chevy
1968-1972 GMC C35/C3500 Pickup
Gen 1 L14 Small Block Chevy
1978-1987 GMC Caballero
2-Piece Rear Main Chevy 350
1975-1978 GMC G15
2-Piece Rear Main Chevy 350
1967-1974 GMC G15/G1500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G1500
2-Piece Rear Main Chevy 350
1975-1978 GMC G25
2-Piece Rear Main Chevy 350
1967-1974 GMC G25/G2500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G2500
2-Piece Rear Main Chevy 350
1975-1978 GMC G35
2-Piece Rear Main Chevy 350
1967 GMC G35/G3500 Van
2-Piece Rear Main Chevy 350
1970-1974 GMC G35/G3500 Van
2-Piece Rear Main Chevy 350
1979-1986 GMC G3500
2-Piece Rear Main Chevy 350
1974-1977 GMC Jimmy
2-Piece Rear Main Chevy 350
1983-1984 GMC Jimmy
2-Piece Rear Main Chevy 350
1979-1984 GMC K1500
2-Piece Rear Main Chevy 350
1968-1972 GMC K25/K2500 Pickup
Gen 1 L14 Small Block Chevy
1968-1972 GMC K25/K2500 Suburban
Gen 1 L14 Small Block Chevy
1979-1984 GMC K2500
2-Piece Rear Main Chevy 350
1968-1972 GMC K35/K3500 Pickup
Gen 1 L14 Small Block Chevy
1971-1972 GMC Sprint
402 Chevy Big Block V8
1967 GMC Suburban
402 Chevy Big Block V8
Gen 1 L14 Small Block Chevy