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Part fits the following years: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973

GTO Header Collector Ball Flange Kit 3.0" Collector, 2.5" Exhaust, by FLOWMASTER

Part# CH22305

Mfg# 15925

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SAVE: $9.96 Retail: $109.95

OPGI Price: $99.99

MADE IN THE USADISCOUNTED KIT

Brand: FLOWMASTER
Part Type: (P) High Performance, designed to improve performance
Years: Sold As: KIT
2015 GTO Catalog Page: 341
2016 GTO Catalog Page: 348


Leak-free seal

  • NOTES
  • NOTE1: Original header collector must be removed and welding of new ball flanges in their place.
  • NOTE2: These high-performance items are not eligible for any further discounts or promotional pricing.

This is a gasket-free bolt together design intended to replace a standard three-bolt flange on header collectors. This is a two-piece unit designed to bolt together with a slip-fit tapered ball connection. Includes all of the necessary bolts, nuts and washers.

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1964-1977 2-1/2" Exhaust, 3" Collector
Chevrolet Malibu1978-1988 2-1/2" Exhaust, 3" Collector
Chevrolet El Camino1964-1977 2-1/2" Exhaust, 3" Collector
Chevrolet El Camino1978-1988 2-1/2" Exhaust, 3" Collector
Chevrolet Monte Carlo1970-1977
Chevrolet Monte Carlo1978-1988 2-1/2" Exhaust, 3" Collector
Cadillac1954-1976
Pontiac GTO1961-1973
Pontiac LeMans1961-1973
Pontiac Tempest1961-1973
Pontiac Grand Prix1959-1977 3" Collector, 2-1/2" Exhaust
Pontiac Catalina1959-1977 3" Collector, 2-1/2" Exhaust
Pontiac Bonneville1959-1977 3" Collector, 2-1/2" Exhaust
Olds Cutlass/4421964-1977 2-1/2" Exhaust
Buick Skylark1961-1972 3" Collector, 2-1/2"" Exhaust
Buick Riviera1963-1976 2-1/2” Exhaust
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