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Flowmaster

Muffler, Flowmaster, Super Hushpower II, 409 Stainless Steel

Vehicle Specific View fitment for 29 models
Part# : C240215
Mfg#: 12018409
Sold As: Each
Ship Size: Standard
$199.99
List Price: $220.95
You Save $20.96
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Ideal for limited space applications

The “Hush Power II” muffler has the great sound of the 1950s-style muffler, yet will support up to 400 horsepower. This unpolished muffler comes in unpolished T409 stainless steel, which can be polished to a high luster. “Hush Power II” muffler utilizes guided sound control with a jet engine gas flow internal design for maximum flow. This is 18" long by 5-1/2" wide, by 4" tall case size.

Notes

  • I = inlet, O = outlet.
  • This item is not eligible for any further discounts or promotional pricing.
4
This product does not require an EO in California. By nature of its design, it is legal for sale and use in all 50 states. Replacement parts included. Learn More

Find Item In These Catalogs

  • 2025 Cadillac 1936-1993 129
  • 2025 Chevelle, El Camino 64-77 369
  • 2025 Cutlass, F-85 & 442 61-77 230
  • 2025 GM G-Body 1978-1988 203
  • 2025 Grand Prix 1962-77 221
  • 2025 GTO, LeMans & Tempest 256
  • 2025 Monte Carlo 70-77 220
  • 2025 Riviera 1963-76 119
  • 2025 Skylark, GS & GSX 61-72 207
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National T409 Stainless Steel
1984–1987 Buick Grand National T409 Stainless Steel
1978–1987 Buick Regal T409 Stainless Steel
1963–1976 Buick Riviera T409 Stainless Steel
1961–1972 Buick Skylark T409 Stainless Steel
1983–1987 Buick T-Type T409 Stainless Steel
1938–1953 Cadillac 60 Special T409 Stainless Steel
1959–1993 Cadillac DeVille T409 Stainless Steel
1953–1993 Cadillac Eldorado T409 Stainless Steel
1954–1993 Cadillac Fleetwood T409 Stainless Steel
1939–1951 Cadillac Series 60 T409 Stainless Steel
1939–1951 Cadillac Series 61 T409 Stainless Steel
1940–1964 Cadillac Series 62 T409 Stainless Steel
1939–1951 Cadillac Series 63 T409 Stainless Steel
1940–1964 Cadillac Series 65 T409 Stainless Steel
1936–1953 Cadillac Series 70 T409 Stainless Steel
1976–2004 Cadillac Seville  
1964–1977 Chevrolet Chevelle T409 Stainless Steel
1960–1969 Chevrolet Corvair T409 Stainless Steel
1961–1965 Chevrolet Corvair FC T409 Stainless Steel
1964–1987 Chevrolet El Camino 1964–1977: T409 Stainless Steel
1978–1987: T409 Stainless Steel
1978–1983 Chevrolet Malibu T409 Stainless Steel
1997–2022 Chevrolet Malibu  
1970–1988 Chevrolet Monte Carlo 1970–1977: T409 Stainless Steel
1978–1988: T409 Stainless Steel
1964–1987 Oldsmobile Cutlass 1978–1987: T409 Stainless Steel
1958–1977 Pontiac Bonneville T409 Stainless Steel
1982–1986 Pontiac Bonneville T409 Stainless Steel
1959–1977 Pontiac Catalina T409 Stainless Steel
1962–1987 Pontiac Grand Prix 1962–1977: T409 Stainless Steel
1978–1987: T409 Stainless Steel
1964–1973 Pontiac GTO T409 Stainless Steel
1964–1974 Pontiac LeMans 1964–1973: T409 Stainless Steel
1964–1970 Pontiac Tempest T409 Stainless Steel
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