Selected Filters


Loading...

Availability


HUMMER H3 Exhaust

Individual Parts

Results 26 - 50 of 87

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Hummer, Each

Part Number: WLK-16481

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Exhaust Manifold with Integrated Catalytic Converter

Part Number: ATP-101428

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

Catalytic Converter, Direct Fit, Aluminized Steel, Ceramic, Chevrolet, GMC, Hummer, Isuzu, Each

Part Number: RNB-674-989

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Exhaust Flange Stud and Nut, Exhaust Flange Bolt Set

Part Number: FEL-ES75106

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Exhaust, Swept Side, Cat-Back, Steel, Aluminized, Polished Stainless Tip, Hummer, 3.5, 3.7L, Kit

Part Number: GIB-312800

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 16, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 16, 2026 if ordered today

Exhaust Systems, Direct-Fit, Cat-back, Single, Steel, Aluminized, Rear Exit, Hummer, Kit

Part Number: BRE-106-0351

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

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

...Loading

Estimated Ship Date: Today

Catalytic Converters, Stainless Steel Case, 2.25 in. Slip Fit Inlet/Outlet, 12.250 in. Overall Length, Chevy, Chrysler, Ford, GMC, Isuzu, Toyota, Each

Part Number: APH-608415

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Walker Quiet-Flow SS Muffler Assembly

Part Number: WLK-50070

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

Catalytic Converter, Universal, 2.25 in. Inlet, 2.25 in. Outlet, 12.25 in. Length, 4.00 in. Thick, 5.00 in. Width, Federal, Each

Part Number: CTO-2575R

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Exhaust System, Touring, Stainless Steel, Hummer, 3.7L, Kit

Part Number: CSE-14212

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Catalytic Converter, California Grade, Universal, Stainless Steel Case, 11.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each

Part Number: MPE-5582406

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 10, 2026 if ordered today

Catalytic Converter;

Part Number: MPE-23966

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 10, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-84803

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Hummer, Each

Part Number: WLK-54874

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-84725

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

07-12 Chevy Colorado, GMC Canyon, 07-08 Hummer H3, Isuzu I-370, 5 cyl., 3.7L Engine, Front

Part Number: CTO-1226

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-84804

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Walker Resonator Assembly

Part Number: WLK-56234

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Exhaust Manifold, OEM Replacement, Cast Iron, Buick, Chevrolet, GMC, Isuzu, Saab, Each

Part Number: RNB-674-785

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

Exhaust Manifold, Catalytic Converter, Driver Side, Cast Iron, Natural, Chevy, GMC, Hummer, 3.5L, Each

Part Number: RNB-674-703

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

AIR Check Valve, Chevy, GMC, Hummer, Each

Part Number: RNB-911-151

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-84701

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 13, 2026 if ordered today

CalCat CARB Catalytic Converter

Part Number: WLK-84801

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49612

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 10, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 10, 2026 if ordered today