HUMMER H2 Exhaust | Summit Racing

JBA Performance Exhaust Cat4ward Headers 1850S-2

Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: JBA-1850S-2

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

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JBA Performance Exhaust Cat4ward Headers 1850S-3

Headers, Cat4ward, Stainless Steel, Natural, Cadillac, Chevy, GMC, Hummer, SUV, Pickup, 6.0L, Pair

Part Number: JBA-1850S-3

4.77 out of 5 stars ( 13 )

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BD Diesel Exhaust Manifolds 1041400

Exhaust Manifolds, BD Diesel Exhaust Manifolds, High Silicon Ductile Iron, Chevrolet, GMC, Cadillac, Hummer, Sold as a Pair

Part Number: BDD-1041400

Not Yet Reviewed

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Hedman Street Headers 69696

Hedman Street Headers 69696

Headers, Street, Shorty, Steel, Silver Ceramic Coated, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair

Part Number: HED-69696

3.89 out of 5 stars ( 9 )

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JBA Performance Exhaust Evol Exhaust Systems for 2003-2006 H2 - 40-3023

Exhaust System, Cat-Back, Stainless Steel, Natural, Hummer, H2, 6.0L, Kit

Part Number: JBA-40-3023

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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MagnaFlow Direct-Fit Catalytic Converters for 2003-2006 H2 - 51200

Catalytic Converter, Stainless Steel, Hummer, 6.0L, Passenger Side, Each

Part Number: MPE-51200

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2003-2006 H2 - 24084

Catalytic Converter, Stainless Steel, Hummer, 6.0L, Driver Side, Each

Part Number: MPE-24084

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

BRExhaust - Exhaust Systems for 2003-2006 H2 - 106-0538

Direct-Fit Exhaust System Replacement Kit

Part Number: BRE-106-0538

Not Yet Reviewed

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AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645429

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 39.75 in. Overall Length, Right, Hummer, 6.0L, Each

Part Number: APH-645429

Not Yet Reviewed

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Walker CalCat Direct-Fit Catalytic Converters for 2003-2006 H2 - 83485

Converter-CalCat-Direct Fit

Part Number: WLK-83485

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 445005

Catalytic Converter, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 16.0 in. Length, Universal, Each

Part Number: MPE-445005

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Catco Direct-Fit Catalytic Converters for 2003-2006 H2 - 9167

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-9167

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645873

Not Yet Reviewed

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Catco Direct-Fit Catalytic Converters for 2003-2006 H2 - 9166

Direct Fit;

Part Number: CTO-9166

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Direct-Fit Catalytic Converters for 2003-2006 H2 - 645429

Not Yet Reviewed

Estimated Ship Date: Today

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Walker CalCat Direct-Fit Catalytic Converters for 2003-2006 H2 - 83486

Converter-CalCat-Direct Fit

Part Number: WLK-83486

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2003-2006 H2 - 51372

Catalytic Converter, Stainless Steel, Hummer, 6.0L, Driver Side, Each

Part Number: MPE-51372

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2003-2006 H2 - 24083

Catalytic Converter, Stainless Steel, Hummer, 6.0L, Passenger Side, Each

Part Number: MPE-24083

3.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today