Availability
Headers, Long Tube One-Piece, 2 in. Primaries, 3-Bolt 3.50 in. Diameter Collector, 2.50 in. Reducer, 304 Stainless Steel, Natural Finish, GM Car, Pair
Part Number: DOU-D318-SS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Big Block, Pair
Part Number: DOU-D303Y
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D336-SS
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Small Block, Pair
Part Number: DOU-D300Y
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, SUV, Pickup, 283-350, V8, Pair
Part Number: DOU-D372Y
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Ceramic Coated, Chevy, GMC, Small Block, Pair
Part Number: DOU-D310
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, SUV, Pickup, 283-400, V8, Pair
Part Number: DOU-D371Y
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Schoenfeld Long Tube LS Swap Headers for Chevy/GMC Trucks - 1302LS1
Estimated Ship Date: Today
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