FLOWTECH 1.625" Performance Header for 1978-1987 Chevy Olds Buick Pont 265-400

1978-87 Chevy Chevelle / Monte Carlo, Olds Cutlass, Pontiac Grand Prix / Le Mans (283-400)

NOTE: Does not fit with manual transmission on Monte Carlos.
NOTE: Must modify stock exhaust to retain catalytic converters.
NOTE: Applications with an oxygen sensor will use reducer 10105FLT for 2 ½” 3-bolt flange or 10110FLT for 3” 3-bolt flange.
NOTE: Will not fit angle plug heads.

Specifications
Collector Port Diameter: 3 in
Gasket Or Seal Included: Yes
Material: 18ga Steel
Mounting Hardware Included: Yes
Port Shape: Round
Tube Direction: Down
Tube Size: 1.625 in

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