FLO Flowmaster 2.5in.IN(D)/OUT(D) 80 Series Muffler - 42582

The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Each end of the muffler has an inlet and outlet. Delivering an aggressive muscle car sound both inside and outside the vehicle, this is an excellent replacement for Camaros & Firebirds with transverse mufflers. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.

80 Series Crossflow - 2.50 Dual In / 2.50 Dual Out - Aggressive Sound

Fits 1967 to 1974 Chevrolet Camaro and Pontiac Firebird.

Flowmaster 2.5in.IN(D)/OUT(D) 80 Series Muffler

Flowmaster 80 Series Chambered Muffler

Aggressive Sound Exterior Exhaust Tone

The original two chamber design

Noticeable interior resonance

Cross Flow Applications

25INDOUTD 80 SERIES

FM80SRS DUAL/D 2.5

MUFF 2.50IN