2012 GMC SIERRA-1500 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

Muffler, Salute, Oval, 3.000 in. Inlet/3.000 in. Outlet, Stainless Steel, Natural, Each

Part Number: IMM-SA1229

4.68 out of 5 stars ( 25 )

Estimated Ship Date: Today

Exhaust Clamp, Band, Stainless Steel, Natural, 2.750 in. Pipe Diameter, Each

Part Number: WLK-36522

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

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

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: Today

• $20.00 Summit Bucks

Muffler, Salute, Oval, 3.000 in. Inlet/Two 2.500 in. Outlet, Stainless Steel, Natural, Each

Part Number: IMM-SA2198

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

Muffler, Turbo, 3.00 in. Offset Inlet/3.00 in. Center Outlet, 19 in. Length, Steel, Aluminized, Each

Part Number: IMM-16833CB

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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

Part Number: FEL-ES75120

Not Yet Reviewed

Estimated Ship Date: Today

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

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

• $20.00 Summit Bucks

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

Exhaust Pipe Clamp

Part Number: RNB-903-305

Not Yet Reviewed

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

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

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

Part Number: APH-28834

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Special Order

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

Muffler, Turbo, 3.00 in. Center Inlet/Two 2.25 in. Outlets, 21 in. Length, Steel, Aluminized, Each

Part Number: IMM-16835CB

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Intermediate Pipe, Outside Diameter 3.000 in., Steel, Aluminized, Chevrolet, GMC, Each

Part Number: WLK-54831

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Drop Ship
• $20.00 Summit Bucks
• Special Order

Muffler, Pro, 3.000 in. Inlet/3.000 in. Outlet, Steel, Aluminized, Each

Part Number: IMM-7411CB

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 3, 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 1, 2025 if ordered today

• Special Order

Muffler, Pro, 3.000 in. Inlet/2.500 in. Outlet, Steel, Aluminized, Each

Part Number: IMM-7421CB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: STW-FLCP

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Special Order

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

Part Number: APH-38983

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Special Order

Header Bolt Kit for LS Engines. (12) M8-1.25 x 25mm Grade 18-8 SS Header Bolts. 10mm head.

Part Number: KOK-BK110

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

• Special Order

Exhaust Pipe Connector, Inside Diameter 3.000 in,, Length 35.000 in., Steel, Aluminized, Chevrolet, GMC, Each

Part Number: WLK-53950

Not Yet Reviewed

• $20.00 Summit Bucks
• Special Order