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: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Big Block, Pair
Part Number: DOU-D303Y
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Monday 12/15/2025
Headers, Super Competition, Long Tube, Steel, Ceramic Coated, Chevy, Pontiac, 396, 402, 427, 454, Pair
Part Number: HOK-2217-1HKR
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Super Comp, Long Tube, Steel, Ceramic Coated, Chevy, GMC, 396-454, Pair
Part Number: HOK-2841-1HKR
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D336-SS
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Super Competition, Long Tube, Steel, Ceramic Coated, Chevy, GMC, 396-454, Pair
Part Number: HOK-2817-1HKR
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Long Tube, Stainless Steel, Natural, 1.875 in. Tube, 3.00 in. Collector, Chevy, Small Block, Pair
Part Number: KOK-28202400
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Headers, Super Competition, Long Tube, Steel, Ceramic Coated, Chevy, GMC, Car, Pickup, Small Block, Pair
Part Number: HOK-2116-1HKR
Estimated Ship Date: Monday 12/15/2025
Estimated Ship Date: Monday 12/15/2025
Headers, Long Tube, Stainless Steel, Natural, 1.875 in. Tube, 3.00 in. Collector, Chevy, LSX Small Block
Part Number: KOK-29202400
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
2004-07 Chevy/GMC Truck 8.1L, 2" primary tubes, uses factory headpipe and cats.
Part Number: STW-81TRK04
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Super Competition, Long Tube, Steel, Painted, Chevy, GMC, 396, 402, 427, 454, Pair
Part Number: HOK-2265HKR
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
2001-03 Chevy/GMC Truck-8.1L. 2" primary tubes, uses factory headpipes and cats-long tube design makes great l
Part Number: STW-81TRK
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2004-07 Chevy/GMC Truck 8.1L, 1-7/8" primary tubes, uses factory headpipe and cats.
Part Number: STW-81TRK04188
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
2019-23 CHEVROLET SILVERADO GMC FULL SIZE TRUCK 5.3L 6.2L LONG TUBE HEADERS
Part Number: BBK-40492
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
2019-23 CHEVROLET SILVERADO GMC FULL SIZE TRUCK 5.3L 6.2L LONG TUBE HEADERS
Part Number: BBK-40493
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
2014-2018 CHEVROLET SILVERADO GMC FULL SIZE TRUCK 5.3L 6.2L 1-3/4" LONG TUBE HEADERS
Part Number: BBK-19493
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
2014-2018 CHEVROLET SILVERADO GMC FULL SIZE TRUCK 5.3L 6.2L 1-3/4" LONG TUBE HEADERS
Part Number: BBK-19492
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Headers, Factory Connect, Long Tube, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, GMC, Pair
Part Number: STW-81TRK188
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Headers, Full Length, 304 Stainless Steel, Silver Ceramic Coated, Cadillac, Chevrolet, GMC, Gen III/IV LS, Pair
Part Number: HED-62736
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