PONTIAC 6.6L/400 Exhaust

Muffler, 40 Series, 2 1/2 in. Offset Inlet, 2 1/2 in. Offset Outlet, Chambered, Steel, Black, Each

Part Number: FLO-42543

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Today

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.87 out of 5 stars ( 31 )

Estimated Ship Date: Today

Muffler, FlowFX Series, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71225

4.58 out of 5 stars ( 26 )

Estimated Ship Date: Today

Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-43043

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Aluminized Steel, Black, Each

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

Muffler, Super 10 Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842518

4.82 out of 5 stars ( 33 )

Estimated Ship Date: Today

Exhaust Hangers, OE Style, Stainless Steel, 2.5 in. Diameter, GM, A-Body, Set

Part Number: PYE-HGH30

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, AMC, Oldsmobile, Pontiac, V8, Set 12

Part Number: STG-8916-S

4.33 out of 5 stars ( 9 )

Estimated Ship Date: Today

Header Extensions, Hugger Toobs, Steel, Natural, 2 1/2 in. Collector, Pair

Part Number: BIG-10010FLT

4.05 out of 5 stars ( 19 )

Estimated Ship Date: Today

Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 in. Outlet, Steel, Aluminized, Chevy, GMC, Pontiac, Each

Part Number: WLK-21784

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842448

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Fasteners, Studs, Hex Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12

Part Number: MRG-6312

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, AMC, Buick, Dodge, Pontiac, Set of 12

Part Number: STG-8916A

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Tailpipe, Direct Fit, Steel, Aluminized, 2.25 in. o.d., Chrome Tip, Passenger Side, Chevy, Pontiac, Each

Part Number: WLK-43822

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Muffler, Glasspack, Red Pack, Steel, Red, 2.00 in. Inlet/2.00 in. Outlet, 26 in. Length, Each

Part Number: MPE-13134

Not Yet Reviewed

Estimated Ship Date: Today

Muffler, Super Turbo, 2 1/2 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: WLK-17739

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Muffler, SoundFX Series, Steel, Aluminized, 2.25 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18230

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Tailpipe, Direct Fit, Steel, Aluminized, 2.25 in. o.d., Chrome Tip, Driver Side, Chevy, Pontiac, Each

Part Number: WLK-43821

2.33 out of 5 stars ( 3 )

• Free Shipping
• $20.00 Summit Bucks

Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, GM, Each

Part Number: WLK-22317

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Muffler, Delta Flow 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842443

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 12, 2025 if ordered today

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

Part Number: IMM-7467CB

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Nov 21, 2025 if ordered today

Muffler, Tru-Fit, Steel, Aluminized, 2.25 in. Inlet, 2.25 in. Outlet, 26.0 in. Length, Each

Part Number: WLK-18113

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Exhaust, Tailpipe, Steel, Aluminized, 2.00 in. Diameter, Chevy, Each

Part Number: WLK-45323

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Oversize $13.99
• $20.00 Summit Bucks

Header Fasteners, Bolts, Locking, 12-point, Seal, Nickel Plated, AMC, Buick, Chrysler, Pontiac, Set of 12

Part Number: STG-8936

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Special Order

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.875 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7853

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

• Special Order