CADILLAC 4.9L/300 Exhaust

Muffler, OE Replacement, Steel, Aluminized, Cadillac, 4.5, 4.9L, Each

Part Number: APH-3591

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: APH-2056

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: APH-2084

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Left Muffler, Cadillac, 4.6L, 4.9L, Each

Part Number: APH-700230

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Exh. Flange Bolt & Spring Kit

Part Number: FEL-ES72141

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Drop Ship
• $20 Summit Bucks
• Special Order

MANIFOLD PRESSURE SENSOR

Part Number: HLN-2MAP0256

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

• Drop Ship
• Special Order

CalCat CARB Catalytic Converter

Part Number: WLK-81327

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, 23.0 in. Length, V8, Each

Part Number: CTO-9133

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converter, Stainless Steel, Buick, Cadillac, Oldsmobile, Pontiac, 25.0 in. Length, V6, V8, Each

Part Number: MPE-23223

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

CATALYTIC CONVERTER

Part Number: WLK-81328

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each

Part Number: APH-3588

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Special Order

Exhaust Manifold, Front, Cast Iron, Natural, Cadillac, 4.5L, 4.9L, Each

Part Number: RNB-674-671

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-21303

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Standard EPA Catalytic Converter

Part Number: WLK-14620

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.50 in. Slip Fit Outlet, Ceramic Honeycomb Substrate, 23.50 in. Overall Length, Cadillac, Each

Part Number: APH-642432

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order