1978 OLDSMOBILE CUTLASS SUPREME Exhaust

Muffler, FlowFX Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71236

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Monday 1/26/2026

Muffler, Super 10 Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842518

4.82 out of 5 stars ( 33 )

Estimated Ship Date: Monday 1/26/2026

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Aluminized Steel, Black, Each

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 1/26/2026

Header Extensions, Hugger Toobs, Steel, Natural, 2 1/2 in. Collector, Pair

Part Number: BIG-10010FLT

4.05 out of 5 stars ( 19 )

Estimated Ship Date: Monday 1/26/2026

Installation Kit, for Headers, Oval Exhaust Ports, Gaskets, Bolts, Chevy, Small Block, Kit

Part Number: MRG-7652G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/26/2026

Catalytic Converters, Universal, Single 2.50 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 14.00 in. Overall Length, Each

Part Number: APH-602206

Not Yet Reviewed

Estimated Ship Date: Monday 1/26/2026

Catalytic Converters, Universal, 2.25 in. Slip-fit Inlet/Outlet, Ceramic Honeycomb Substrate, 14.00 in. Overall Length, Each

Part Number: APH-602005

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Muffler, SoundFX, 2 1/4 in. Inlet/2 in. Outlet, Steel, Aluminized, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: WLK-18345

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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• Special Order