Availability
2003 Headers
Showing In Stock Items. Show All 39 Items.
Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair
Part Number: STW-LSS10C
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Racingheart, Long Tube, 2 1/8 in. Primary, 3 1/2 in. Collector, Stainless Steel, Natural, Ford, Mustang, Big Block Chevy Swap, Pair
Part Number: HOK-6234-2HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Upright, 1 5/8 in. Primary, 2.5 in. Collector, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11586FLT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Racingheart, Long Tube, 2 1/8 in. Primary, 3 1/2 in. Collector, Steel, Painted, Ford, Mustang, Big Block Chevy Swap, Pair
Part Number: HOK-6234HKR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
1999-04 Ford SVT Lightning Catted Longtube Headers.
Part Number: STW-FTLTNHCAT
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11585FLT
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Stainless Steel, Natural, Chevy LS Swap, Pair
Part Number: KOK-29302401
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 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: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Headers, Turbo, Up/Forward, Stainless, Natural, 1 7/8 in. Primary, 3 in. Slip Fit Collectors, Chevy, LS, LSX, Pair
Part Number: STW-LSXT
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, D-Port, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11587FLT
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Headers, Circle Track, 4-1 One-Piece, Steel, 1 3/4 - 1 7/8 in. Primaries, 3.5 in. Collector, Chevy, Pair
Part Number: SCH-152VLS1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 3/4 in. Primary, 2.50 in. Collector, Dual, Chevy, GMC, Pair
Part Number: STW-CT6-0
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
2001-04 C5 Corvette 1 7/8" headers and 3" center section with x pipe and high flow converters. Bolt on install
Part Number: STW-C5LS103CATBT
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
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Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster