CHEVROLET TRAILBLAZER Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Vibrant Performance Exhaust Manifold Flanges 14332

Header Flange, 304 Stainless Steel, 3/8 in. Thick, Chevy LS, Pair

Part Number: VPE-14332

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ACDelco Starter Heat Shields 12668713

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

Part Number: ADO-12668713

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Walker Universal Catalytic Converters 93238

Catalytic Converter, Universal, Stainless Steel, 2.5 in. Inlet/Outlet, 13.5 in. Length, Each

Part Number: WLK-93238

5.0 out of 5 stars ( 2 )

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Summit Racing™ Spark Plug Boot Heat Shields SUM-889505R

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

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MagnaFlow Direct-Fit Catalytic Converters 93496

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: MPE-93496

4.0 out of 5 stars ( 2 )

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AP Split 2-Bolt 2.094 Inch Exhaust Flange 9171

Exhaust Flange, Split 2-Bolt, Steel, Natural, 2.094 in. Diameter, Each

Part Number: APH-9171

4.67 out of 5 stars ( 3 )

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AP Exhaust Extra Heavy-Duty U-Clamps H300

Exhaust Clamps, Extra Heavy-Duty U-Clamps, U-bolt Clamp Style, 0.500 in. Clamp Width, 3.000 in. Pipe Diameter, Steel, Natural, Chevrolet, GMC, Each

Part Number: APH-H300

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AP Exhaust Universal Catalytic Converters 608286

AP Exhaust Universal Catalytic Converters 608286

Catalytic Converters, Universal, Single 2.50 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 13.750 in. Overall Length, Each

Part Number: APH-608286

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Summit Racing™ Spark Plug Boot Heat Shields SUM-889505

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

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JBA Performance Exhaust Exhaust Systems for 2002-2009 TRAILBLAZER, ENVOY, 2003-2008 ASCENDER - 40-3027

Exhaust System, Cat-Back, Stainless Steel, Natural, Chrome Stainless Tip, Chevy, GMC, 4.2L, Kit

Part Number: JBA-40-3027

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Dorman Exhaust Manifolds for 2008-2009 9-7X, ENVOY, TRAILBLAZER - 674-869

Exhaust Manifold, Cast Iron, Chevy, GMC, Isuzu, Saab, 4.2L, Each

Part Number: RNB-674-869

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

AP Exhaust OE Replacement Steel 3 Inch Muffler 2506

Muffler, OE Replacement, Steel, Aluminized, Ford, 6.0L, Diesel, Each

Part Number: APH-2506

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 83601

Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 12.000 in. Overall Length, Each

Part Number: WLK-83601

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

MagnaFlow Street Series Performance Exhaust Systems for 2006-2008 TRAILBLAZER - 16656

Exhaust System, Cat-Back, Stainless Steel, Polished Stainless Tip, Chevy, 6.0L, Kit

Part Number: MPE-16656

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 54772

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

Part Number: WLK-54772

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

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AP Exhaust Direct-Fit Catalytic Converters 645864

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Estimated Ship Date: Apr 13, 2026

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Catco Universal-Fit Catalytic Converters 2566

Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 12.5 in. Length, Each

Part Number: CTO-2566

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 16671

Catalytic Converter, Direct Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Saab, Each

Part Number: WLK-16671

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AP Exhaust OE Replacement Steel 3 Inch Muffler 2566

Muffler, OE Replacement, Steel, Aluminized, Dodge, Ram, 3.7, 4.7, 5.7L, Each

Part Number: APH-2566

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Walker Quiet-Flow SS 409 Stainless Steel 3 Inch Muffler 21642

4.25 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18915

Muffler, SoundFX, Oval, Steel, Aluminized, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: WLK-18915

5.0 out of 5 stars ( 7 )

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Summit Racing™ Spark Plug Boot Heat Shields SUM-889505BL

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 )

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MagnaFlow Universal Catalytic Converters 99106HM

Catalytic Converter, Ceramic Substrate, Stainless Steel, 2.50 in. Inlet/Outlet, 13.0 in. Length, Each

Part Number: MPE-99106HM

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Standard Motor Air Pumps AIP2

Air Pump, Replacement, Electric, Buick, Chevrolet, GMC, Each

Part Number: SMP-AIP2

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel 2.75 Inch Muffler 54654

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.75 in. Center Inlet, 2.50 in. Offset Outlet, 42.00 in. Overall Length, Each

Part Number: WLK-54654

4.5 out of 5 stars ( 2 )

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Walker 2.5 Inch Resonator 55272

Resonator, Natural, Steel, Each

Part Number: WLK-55272

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

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AP Exhaust Intermediate Pipes 44884

3 out of 5 stars ( 1 )

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Walker Exhaust Intermediate Pipes for 2006-2009 ENVOY, TRAILBLAZER, 2006-2007 RAINIER - 52556

Intermediate Pipe, Outside Diameter 2.500 in., Steel, Aluminized, Buick, Chevrolet, GMC, Each

Part Number: WLK-52556

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today