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2003 Mufflers

Showing In Stock Items. Show All 21 Items.

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Results 1 - 20 of 20

Flowmaster 50 Series Big Block Steel 2.75 Inch Muffler 527504

Flowmaster 50 Series Big Block Steel 2.75 Inch Muffler 527504

Flowmaster 50 Series Big Block Steel 2.75 Inch Muffler 527504

Muffler, Big Block 50 Series, Dual 2 3/4 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-527504

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18823

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18823

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18823

Mufflers, Direct Fit SoundFX, Steel, Aluminized, 29.000 in. Overall Length, Chevy, GMC, Each

Part Number: WLK-18823

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18934

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18934

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18934

Muffler, Direct Fit, SoundFX, Oval, Steel, Aluminized, Chevy, GMC, 4.3L, Each

Part Number: WLK-18934

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700303

Made in the USA AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700303

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700303

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Cadillac, Chevrolet, GMC, Each

Part Number: APH-700303

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18813

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18813

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18813

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 32.50 in. Overall Length, Chevrolet, GMC, Oldsmobile, Each

Part Number: WLK-18813

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700254

Made in the USA AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700254

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700254

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, Each

Part Number: APH-700254

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700292

Made in the USA AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700292

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700292

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, Oldsmobile, Each

Part Number: APH-700292

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700345

Made in the USA AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700345

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700345

Mufflers, MSL Maximum, Oval Case, Steel, Aluminized, 21.780 in. Overall Length, Rear Muffler, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: APH-700345

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18915

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18915

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 )

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Walker Universal Tru-Fit Steel 2.75 Inch Muffler 18138

Walker Universal Tru-Fit Steel 2.75 Inch Muffler 18138

Walker Universal Tru-Fit Steel 2.75 Inch Muffler 18138

Muffler, Tru-Fit Series, Steel, Aluminized, 2.75 in. Inlet/2.75 in. Outlet, Each

Part Number: WLK-18138

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Walker Quiet-Flow 3 Steel 2.75 Inch Muffler 21356

Walker Quiet-Flow 3 Steel 2.75 Inch Muffler 21356

Walker Quiet-Flow 3 Steel 2.75 Inch Muffler 21356

Muffler, Quiet-Flow 3, 2 3/4 in. Inlet/2 3/4 in. Outlet, Steel, Aluminized, Chevy, GMC, Pickup, Each

Part Number: WLK-21356

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18941

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18941

Walker Direct-Fit SoundFX Steel 2.75 Inch Muffler 18941

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 31.38 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18941

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700350

Made in the USA AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700350

AP Exhaust MSL Maximum Steel 2.75 Inch Muffler 700350

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, 4.3L, Each

Part Number: APH-700350

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2303

Made in the USA AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2303

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2303

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2303

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2304

Made in the USA AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2304

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2304

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Oldsmobile, Each

Part Number: APH-2304

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel 2.75 Inch Muffler 53646

Walker Quiet-Flow SS 409 Stainless Steel 2.75 Inch Muffler 53646

Walker Quiet-Flow SS 409 Stainless Steel 2.75 Inch Muffler 53646

Walker Quiet-Flow SS Muffler Assembly

Part Number: WLK-53646

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2191

Made in the USA AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2191

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2191

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2191

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

BRExhaust Direct-Fit Steel 2.75 Inch Muffler 100-5334

BRExhaust Direct-Fit Steel 2.75 Inch Muffler 100-5334

BRExhaust Direct-Fit Steel 2.75 Inch Muffler 100-5334

Mufflers, Direct-Fit, 2.75 in. Inlet/Outlet, Steel, Aluminized, Oval Case, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: BRE-100-5334

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2306

Made in the USA AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2306

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2306

Muffler, OE Replacement, Steel, Aluminized, Cadillac, Chevy, GMC, Each

Part Number: APH-2306

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2406

Made in the USA AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2406

AP Exhaust OE Replacement Steel 2.75 Inch Muffler 2406

Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, GMC, Isuzu, Oldsmobile, Each

Part Number: APH-2406

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

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