Headers

2-3/8 Four-Way Short Merge Collector Kit

Part Number: STW-MCS4237400K

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

2-1/2 Four-Way Short Merge Collector

Part Number: STW-MCS4250500

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

2-1/2 Four-Way Short Merge Collector Kit

Part Number: STW-MCS4250500K

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Collector, Formed, 3-Way, 1.750 in. Primary Tube Diameter, 2.250 in. Collector Diameter, Stainless Steel, Natural, Weld-on, Each

Part Number: STW-FC3175-225

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Special Order

Collector, Formed, 3-Way, 1.750 in. Primary Tube Diameter, 2.500 in. Collector Diameter, Stainless Steel, Natural, Weld-on, Each

Part Number: STW-FC3175-250

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Special Order

1 5/8" primary, 3 1/2" outlet, 7" long. 304 s/s construction with smooth flow taper. We can custom make coll

Part Number: STW-FC4163-350

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Special Order

2" primary, 2.5" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collectors

Part Number: STW-FC4200-250

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Special Order

Header Builder Kit, all 304 Stainless Steel, 1-5/8" dia. x .065 wall primaries. Kit includes (2) 3/8" thick L

Part Number: STW-HBK163

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

HDR BUILDER KIT- LS SS- 1-3/4"

Part Number: STW-HBK175LS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

2-3/8 Four-Way Short Merge Collector

Part Number: STW-MCS4237400

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

3 Way Formed Collector 1-5/8" Primaries 3.00" Collector - Stainless Steel

Part Number: STW-FC3163-300

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Special Order

Headers, Aftermarket Connect, Long Tube, 304 Stainless Steel, Natural, 1 7/8 in. Primary, 3/8 in. Flange, Ford, Pair

Part Number: STW-M24H3CATLG

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Factory Connect, Long Tube, 304 Stainless Steel, Natural, 1 7/8 in. Primary, 3/8 in. Flange, Ford, Pair

Part Number: STW-M24HCAT

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

2-1/2" primary, 3-1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll

Part Number: STW-FC4250-350

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

HDR BUILDER KIT- LS SS- 1-7/8"

Part Number: STW-HBK188LS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Header Builder Kit, all 304 Stainless Steel, 2-1/8" dia. x .065 wall primaries. Kit includes (2) 3/8" thick L

Part Number: STW-HBK213

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Factory Connect, Long Tube, 304 Stainless Steel, Natural, 2 in. Primary, 3/8 in. Flange, Ford, Pair

Part Number: STW-M242HCAT

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Twisted Steel, 3-1 2-piece, Tuned, Stainless Steel, Natural, 1 5/8 - 2 1/2 in. Primary Tube O.D., Catalytic Converters, BMW, 3.2L, Kit

Part Number: AFE-48-36314-HC

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

• Free Shipping
• Special Order

CATTED HEADERS

Part Number: STW-JEEP1862HCAT

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Tube, 3.00 in. Collector, X-Pipe, Chevy, GMC, Pair

Part Number: STW-CT220HSTCAT

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Chevy Silverado / GMC Sierra 2014-16 Headers 304SS Factory Connect

Part Number: STW-CT14HCATY

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Long Tube, 304 Stainless Steel, Natural, Catalytic Converters, 1 7/8 in. Primary, Slip Fit, X Pipe, Ram, Kit

Part Number: STW-RAM19HCAT

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Factory Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 3/4 in. Tube, 2.50 in. Collector, Y-Pipe, Chevy, Pontiac, Pair

Part Number: STW-CA0102CAT

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Chevy Silverado / GMC Sierra 2007-13 Headers 304SS Factory Connect

Part Number: STW-CT07HCATY

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order

Headers, Long Tube, 2 in. Primaries, 3.00 in. Slip Fit Collectors, 304 Stainless Steel, Lead Pipes with High-Flow Cats, Ford, Mustang, Pair

Part Number: STW-GT500HCAT

Not Yet Reviewed

Estimated Ship Date: Oct 20, 2025 if ordered today

• Free Shipping
• Special Order