1988 CHEVROLET G20 Mufflers

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

Part Number: WLK-21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Today

Muffler, Tru-Fit, Steel, Aluminized, 3.0 in. Inlet/Outlet, 26.5 in. Length, Each

Part Number: WLK-18160

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

Muffler, Direct Fit, SoundFX, Steel, Aluminized, 2.50 in. Inlet, 2.25 in. Outlet, Chevy, GMC, Each

Part Number: WLK-18274

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Muffler, Tru-Fit Series, Steel, Aluminized, 3.00 in. Inlet/3.00 in. Outlet, Each

Part Number: WLK-18180

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.00 in. Outlet, Each

Part Number: WLK-18177

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Part Number: WLK-22512

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Feb 11, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, GMC, Chevy,Each

Part Number: APH-700051

Not Yet Reviewed

Estimated Ship Date: Feb 6, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7, 7.4L, Each

Part Number: APH-3533

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700141

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700052

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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

Part Number: WLK-22171

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Feb 10, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, L6, V6, V8, Each

Part Number: APH-2943

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Muffler, 2.50 in. Center Inlet, 2.00 in. Dual Outlet, 25.50 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5132

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Estimated Ship Date: Feb 10, 2026 if ordered today

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Mufflers, Challenge, Steel, Aluminized, Baffled, Oval Case, Chevrolet, GMC, Each

Part Number: APH-2944

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Estimated Ship Date: Feb 6, 2026 if ordered today

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

Part Number: APH-2288

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Estimated Ship Date: Feb 6, 2026 if ordered today

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

Part Number: APH-700204

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Muffler, 2.50 in. Center Inlet, 2.25 in. Offset Outlet, 29.25 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-5069

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Muffler, 3.00 in. Offset Inlet, 3.00 in. Center Outlet, 29.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-101-1202

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 5.0, 5.7L, Each

Part Number: APH-3123

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Muffler, MSL, Chevy, GMC, Each

Part Number: APH-700065

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Estimated Ship Date: Feb 9, 2026 if ordered today

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