1999 GMC JIMMY Exhaust

Muffler U-Clamp, Exhaust Clamp, Heavy Duty, 2.5 in. Steel, Each

Part Number: WLK-35337

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Today

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51206

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

×

Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17748

4.59 out of 5 stars ( 29 )

Estimated Ship Date: Today

• $10.00 Summit Bucks

Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99206HM

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

×

Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Stud/Nut Type, Stainless Steel, Natural, Buick, Cadillac, Chevy, Ford, GMC, Set of 6

Part Number: RNB-03133HP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 13.000 in. Overall Length, Each

Part Number: MPE-447206

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

×

Headers, Hot Rodz Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, Chevy, GMC, Small Block, Pair

Part Number: HED-69536

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-83403

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Exhaust Manifold Studs, Nuts, Front Flange, Buick, Cadillac, Oldsmobile, Chevy, GMC, Set of 6

Part Number: RNB-03133

3.58 out of 5 stars ( 24 )

Estimated Ship Date: Today

Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each

Part Number: WLK-83508

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Check Valve, AMC, BMW, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: SMP-AV7

Not Yet Reviewed

Estimated Ship Date: Today

Exhaust Hanger Grommet, Rubber, Black, 2.875 in. Height, 1.19 in. Thick, Chevy, GMC, Olds, Isuzu, Jeep, Each

Part Number: WLK-36221

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Idle Air Controls, Replacement, AMC, BMW, Chevy, Dodge, GMC, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-19307616

Not Yet Reviewed

Estimated Ship Date: Today

• $20.00 Summit Bucks

Exhaust Manifold Hardware, Exhaust Flange Hardware, Bolt/Stud, Kit

Part Number: RNB-675-217

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Exhaust Pipes, Direct-Fit Intermediate Pipes, Stainless Steel, Natural, 2.250 in. O.D., Chevrolet, GMC, Oldsmobile, Each

Part Number: BRE-107-0065

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Catalytic Converters, Universal, Round Style, 2.25 in. Slip Fit Inlet/Outlet, 16.00 in. Length, for use on Honda®, Buick, Chevy, Chrysler, Ford, Each

Part Number: APH-912005R

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Exhaust Hangers, Insulator Style, Rubber, Black, for use on Acura®, for Hyundai, Cadillac, Chevy, Ford, GMC, Mazda, Mercury, Suzuki, Each

Part Number: APH-8233

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Crossover Pipe, X-Pipe, Balance Tube, Steel, Aluminized, 3.0 in. Diameter, Universal, Kit

Part Number: WLK-88330

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Today

• Free Shipping
• $10.00 Summit Bucks

Check Valve, A.I.R., Steel, Black, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-214-1047

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Exhaust Pipe, X-Pipe, Stainless Steel, Natural, 3.00 in. Diameter, Ford, 5.0L, Each

Part Number: WLK-56260

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

Exhaust Manifold Hardware, Studs, Bolts, Buick, Chevy, GMC, Oldsmobile, Pontiac, Set of 6

Part Number: RNB-03401

3.27 out of 5 stars ( 11 )

Estimated Ship Date: Today

Exhaust Pipe, Y-Pipe, Steel, Aluminized, Dual Inlet 3.00 in., 3.00 in. Single Outlet, Each

Part Number: WLK-88030

5.0 out of 5 stars ( 1 )

• $10.00 Summit Bucks

Exhaust Y-Pipe, Replacement, Chevy, GMC, 4.3L, Each

Part Number: WLK-50318

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

• Free Shipping
• Special Order

Catalytic Converters, Universal, Stainless Steel Case, 3.000 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Each

Part Number: WLK-93239

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Catalytic Converters, Catalytic Converter - Universal, OBDII California

Part Number: APH-912006

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Free Shipping
• Special Order