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Part fits the following years: 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976

Muffler, Aero Chamber 2-1/2" I/O, by Hooker

Part# CH24905

Mfg# 21504HKR

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SAVE: $7.96 Retail: $87.95

OPGI Price: $79.99

Brand: Hooker
Part Type: (P) High Performance, designed to improve performance
Years: Sold As: EACH
2015 Catalina Catalog Page: 257
2016 Catalina Catalog Page: 268


  • NOTES
  • NOTE1: I = inlet, O = outlet.
  • NOTE2: This high-performance item is not eligible for any further discounts or promotional pricing.

The “Aero Chamber Muffleris designed for a throaty, powerful sound and flows 23% better to produce more horsepower and torque with its aerodynamic design. Made of heavy-gauge aluminized steel with a stainless steel perforated plate to eliminate internal rust.

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1964-1977 2-1/2" I/O
Chevrolet Malibu1978-1988 2-1/2" in/Out
Chevrolet El Camino1964-1977 2-1/2" I/O
Chevrolet El Camino1978-1988 2-1/2" in/Out
Chevrolet Monte Carlo1970-1977 2-1/2" Inlet/Outlet
Chevrolet Monte Carlo1978-1988 2-1/2" in/Out
Cadillac1954-1976 (2-1/2" I/O)
Pontiac GTO1961-1973 2-1/2" I/O
Pontiac LeMans1961-1973 2-1/2" I/O
Pontiac Tempest1961-1973 2-1/2" I/O
Pontiac Grand Prix1959-1977 2-1/2" I/O
Pontiac Catalina1959-1977 2-1/2" I/O
Pontiac Bonneville1959-1977 2-1/2" I/O
Olds Cutlass/4421961-1977 2-1/2" I/O
Buick Skylark1961-1972 2-1/2" I/O
Buick Riviera1963-1976 2-1/2" I/O
Buick Regal1978-1988 2-1/2" in/Out
Buick T-Type1978-1988 2-1/2" in/Out
Buick Grand National1978-1988 2-1/2" in/Out
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