GMC SIERRA 2500 HD Exhaust

Exhaust Flange, LS Truck Manifold Steel, 2.5 in. Pipe Diameter, Natural, Pair, GM 5.3 6.0 6.2 LQ4 LQ9 LM7

Part Number: SUM-680500

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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: Today

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: Today

Exhaust Manifold Hardware, Black, Steel, Chevrolet, 5.7L, Kit

Part Number: FEL-ES75120

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

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: Today

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: Today

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: Today

Exhaust Tip, Single, Round, Clamp-on, Stainless, Polished, 4.0 in. Inlet, 5.0 in. Outlet, 18.0 in. Length

Part Number: WLK-36477

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• $10 Summit Bucks

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

Part Number: RNB-917-142

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: SUM-889505

Not Yet Reviewed

Estimated Ship Date: Today

Flange Manifold 5.3/6.0L CHEVY/GMC Truck Manifold Flange-Drivers 2.500" ID Hole

Part Number: STW-FLCD-2-5

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Shield, Starter, Heat Protection, Stock Replacement, Bolt-On, Buick, Cadillac, Chevrolet, GMC, Hummer, Car, Truck, Each

Part Number: ADO-12668713

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Turbocharger V-Band Clamp

Part Number: RNB-667-190

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

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

Part Number: SUM-889505BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Exhaust Flange, 2-Bolt, Stainless Steel, Natural, 2.50 in. Diameter, Chevrolet, GMC, Each

Part Number: STW-FLCP-2-5

Not Yet Reviewed

Estimated Ship Date: Today

INSULATOR-EXH MUFF HNGR

Part Number: ADO-15092802

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• $20 Summit Bucks
• Special Order

Tail Pipe, Max Fit, 2.500 in., Steel, Aluminized, Chevy, GMC, Passenger Side, Each

Part Number: APH-127671

Not Yet Reviewed

Estimated Ship Date: Today

• Oversize $13.99

Flange Manifold 5.3/6.0L CHEVY/GMC Truck Manifold Flange-Drivers 2.250" ID Hole

Part Number: STW-FLCD

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Special Order

Tail Pipe, Max Fit, 2.500 in., Steel, Aluminized, Chevy, GMC, Driver Side, Each

Part Number: APH-127670

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Oversize $54.99
• Special Order

Intermediate Pipe, Extension Pipe, 4 in. O.D., Stainless Steel, Natural, Each

Part Number: WLK-51080

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Special Order

Bolt Set for Up-pipes - GM 6.6L Duramax 2017-2024 - 12pc M8-1.25 x 30mmL

Part Number: PPE-116122500

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Drop Ship
• Special Order

Exhaust Flange Stud and Nut, Exhaust Flange Bolt Set

Part Number: FEL-ES75106

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• $20 Summit Bucks
• Special Order

Exhaust Hardware

Part Number: RNB-32121

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Special Order

Intermediate Pipes, Exhaust, Steel, Aluminized, Chevrolet, GMC, Each

Part Number: APH-48616

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order