Availability
Headers
Header Studs, Hex Nuts, Custom 450, Black Oxide, Buick 3.8L, Set of 12
Part Number: ARP-120-1412
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts 3/8 - 16 3/4", Grade 5 Black Oxide Finish With Hex and Socket Head
Part Number: CGT-CF1009
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Header Bolt Kits, Flanged, 3/8 in. - 16 Thread Size, Steel, Black Oxide, 1.000 in. Underhead Length, Set of 12
Part Number: EDL-8545
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MOPAR 3.9L V6 HEADER BOLT KIT
Part Number: STG-6931
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2026 if ordered today
Estimated Ship Date: Nov 3, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each
Part Number: SCH-0316
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Dodge, 3.9L, V6, Set of 8
Part Number: STG-6916
Estimated Ship Date: Today
Estimated Ship Date: Today
HEADER BOLT KIT, GM LS, 4.8, 5.3, 5.7, 30mm UHL, 3/8" Wrenching, Set of 12ea
Part Number: PQX-1011902
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2026 if ordered today
Estimated Ship Date: Dec 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.750 in. Port, Each
Part Number: KOK-7046S
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2026 if ordered today
Estimated Ship Date: Dec 17, 2026 if ordered today
Header Flange, 304 Stainless Steel, 3/8 in. Thick, for use on Honda® Civic Si, K24, Each
Part Number: VPE-14224
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
REPLACEMENT PARTS KIT FOR 78030
Part Number: HED-00119
Not Yet Reviewed
Estimated Ship Date: Jan 11, 2027 if ordered today
Estimated Ship Date: Jan 11, 2027 if ordered today
Header Bolts, Hex Head, Stainless Steel, Polished, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12
Part Number: GAR-56406-HSP
Estimated Ship Date: Today
Estimated Ship Date: Today
3 Way Formed Collector 1-5/8" Primaries 2.25" Collector - Stainless Steel
Part Number: STW-FC3163-225
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2026 if ordered today
Estimated Ship Date: Dec 23, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each
Part Number: SCH-0455
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
PRO SERIES HEADER BOLT KIT - GM GEN III/IV LS, 12-PT
Part Number: TSN-734-86052
Not Yet Reviewed
Estimated Ship Date: Dec 28, 2026 if ordered today
Estimated Ship Date: Dec 28, 2026 if ordered today
PARTS PACK
Part Number: STG-PP8933
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2026 if ordered today
Estimated Ship Date: Nov 3, 2026 if ordered today
REPLACEMENT PARTS KIT FOR 89340
Part Number: HED-00183
Not Yet Reviewed
Estimated Ship Date: Jan 11, 2027 if ordered today
Estimated Ship Date: Jan 11, 2027 if ordered today
REPLACEMENT PARTS KIT FOR 39800
Part Number: HED-00168
Not Yet Reviewed
Estimated Ship Date: Jan 11, 2027 if ordered today
Estimated Ship Date: Jan 11, 2027 if ordered today
REPLACEMENT PARTS KIT FOR 89500
Part Number: HED-00135
Not Yet Reviewed
Estimated Ship Date: Jan 11, 2027 if ordered today
Estimated Ship Date: Jan 11, 2027 if ordered today
REPLACEMENT PARTS KIT FOR 89470
Part Number: HED-00192
Not Yet Reviewed
Estimated Ship Date: Jan 11, 2027 if ordered today
Estimated Ship Date: Jan 11, 2027 if ordered today
BOSS/DART & CHI 351, 351C, CJ, M & 400 ALUMINUM EX. PORT COVERS.(2)
Part Number: FOG-3168A
Not Yet Reviewed
Estimated Ship Date: Nov 4, 2026 if ordered today
Estimated Ship Date: Nov 4, 2026 if ordered today
8906 PARTS PACK
Part Number: STG-PP8906
Not Yet Reviewed
Estimated Ship Date: Nov 3, 2026 if ordered today
Estimated Ship Date: Nov 3, 2026 if ordered today
Heat Riser Valve Adapter, 3.0 in. Ball And Socket Header Flange, Each
Part Number: HED-21160
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Collector, Formed, 2 Into 1, Weld-on, 1 3/4 in. Primary, 2.0 in. Collector Diameter, 6.5 in. Length
Part Number: PTE-H7661
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each
Part Number: SCH-0136
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Steel, 0.313 in. Thick, 1.625 in. Port, No Stubs, Each
Part Number: SCH-01101-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster