CHEVROLET Chevy small block Gen III/IV (LS-based engines) Exhaust

Header Bolts, Hex Head, 30mm UHL, 10mm Wrench, 8740 Chromoly, Black Oxide, Chevy, LS, Set of 12

Part Number: ARP-134-1102

5.0 out of 5 stars ( 29 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, 12-Point Head, 30mm UHL, 3/8 in. Wrench, Steel, Black Oxide, Chevy, LS Engine, Set of 12

Part Number: ARP-134-1202

5.0 out of 5 stars ( 44 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, 12-Point Head, 30mm UHL, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, LS Engine, Set of 12

Part Number: ARP-434-1202

4.38 out of 5 stars ( 32 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, Hex Head, 1.000 in. UHL, 3/8 in. Wrench, Stainless Steel, Natural, Chevy, LS Engine, Set of 12

Part Number: SUM-910231

2.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, 12-Point Head, 20mm UHL, 3/8 in. Wrench, Steel, Black Oxide, Chevy, LS Engine, Set of 12

Part Number: ARP-134-1201

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, Hex Head, 1.181 in. UHL, 10mm Wrench, Stainless Steel, Polished, Chevy, LS, Set of 12

Part Number: ARP-434-1102

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 8/4/2025

Header Flanges, Steel, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670203

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

Header bolt kit, Extreme Duty, Chromoly, Black Oxide, Chevy LS, 6 pt., Set of 12

Part Number: SUM-910502

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, 12-Point Head, 20mm UHL, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, LS Engine, Set of 12

Part Number: ARP-434-1201

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, Hex Head, 20mm UHL, 10mm Wrench, Steel, Black Oxide, Chevy, LS, Set of 12

Part Number: ARP-134-1101

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Tip, Single, Round, Clamp-on, Stainless, Polished, 2.5 in. Inlet, 3.0 in. Outlet, 12.0 in. Length

Part Number: WLK-36486

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Manifold Hardware, Grade 10.9 Bolts, M8-1.25 Threads with 25mm Length, Steel, Zinc Plated, Chevy, GMC, Small Block LS, Set of 12

Part Number: ICB-551696

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Pipe, Tailpipe, Steel, Aluminized, 3.00 in. O.D., 5.00 ft. Length, Buick, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Mercury, Ram, Toyota, Each

Part Number: WLK-66044

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

• Oversize $7.99

Heat Protection, Spark Plug Boot Heat Shields, Straight, Aluminum, Natural, 2 3/8 in. Long, LS, Set of 8

Part Number: SUM-889511

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

Header Bolts, Hex Head, 20mm UHL, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, LS Engine, Set of 12

Part Number: ARP-434-1101

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 8/4/2025

Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7046AS

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Black, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 8/4/2025

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Flange,Spilt 3-Bolt, Steel, Natural, 2.125 in. Diameter, Each

Part Number: APH-9188

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Manifold Hardware, Bolts, Stainless Steel, Natural, 8mm x 1.25, 30mm Length, Cadillac, Chrysler, Chevy, Dodge, GMC, Set of 12

Part Number: RNB-03413HP

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Chevy LS, Ford 4.0L, Set of 12

Part Number: SUM-910123

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 8/4/2025

Exhaust Hanger, Clamp-on, Steel, Natural, 4 in. Pipe Diameter, Chevy, Ford, GMC, Each

Part Number: WLK-36409

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 8/4/2025

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Red, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505R

Not Yet Reviewed

Estimated Ship Date: Monday 8/4/2025

Exhaust Manifold Clamp, Steel, Natural, Cadillac, Chevy, GMC, Hummer, Each

Part Number: RNB-917-107

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 8/4/2025