GMC Exhaust Flange and Donut Gaskets

Exhaust Flange Gasket, Y-Pipe Connector, 3.188 in./3.688 in. Pipe, 4 Hole, Graphite, Chevrolet, GMC, 5.7/7.4L, Each

Part Number: RFL-2045

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Collector Gasket, OE Style, 3-Bolt Exhaust Flange, 2 1/2 in. Bore, Graphite, GM SUV/Truck, Hummer, LS, Pair

Part Number: RFL-2070C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

GM Chevy Truck Dual Port Y-Pipe Connector, 1 Port = 2" Dia., 1 Port = 2-3/4" Dia., 4-11/16"

Part Number: RFL-2052

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Exhaust Pipe Flange Gasket, 20-17 Chevrolet Silverado 2500 HD, Silverado 3500 HD, 6.6L; 20-17 GMC Sierra 2500 HD, Sierra 3500 HD, 6.6L

Part Number: MAH-F33726

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Exhaust Pipe Gasket

Part Number: FEL-61258

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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