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

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

Part Number: WLK-17748

4.6 out of 5 stars ( 30 )

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

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

Part Number: HED-69536

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

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: Today

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Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99206HM

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

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, 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

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

Part Number: RNB-03133

3.64 out of 5 stars ( 25 )

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, Pickup, SUV, 4.3L, Pair

Part Number: JBA-1842S-3

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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

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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

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

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

Part Number: WLK-50318

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18112

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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

Catalytic Converters, AP Exhaust Universal Catalytic Converters, Slip Fit, 2.50 in. Diameter Inlet/Outlet, Stainless Steel, Each

Part Number: APH-912006

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Exhaust Clamp, U-Clamp, 2.250 in. Pipe, 0.50 in. Width, Steel, Natural, Each

Part Number: APH-M214

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Walker Quick-Fit Exhaust Flex Connector

Part Number: WLK-65052

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

• Free Shipping
• Special Order

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 )

• Special Order

Exhaust Flange Hardware, Studs, Nuts, Washers, Black, Steel, Kit

Part Number: FEL-ES75102

Not Yet Reviewed

Estimated Ship Date: Today

• $20 Summit Bucks

Muffler, SoundFX, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, 2 Door, Chevy, GMC, Each

Part Number: WLK-18461

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

• Drop Ship
• Special Order

Tailpipe, Direct Fit, Exhaust, Passenger Side, Steel, Aluminized, 2.25 in. O.D., Chevy, GMC, Olds, 4.3L, Each

Part Number: WLK-55032

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Feb 20, 2026 if ordered today

• Drop Ship
• Oversize $7.99
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Exhaust, Tailpipe, Steel, Aluminized, 2.5 in. Dia., GM, Oldsmobile, 4.3L, Each

Part Number: WLK-45686

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Feb 23, 2026 if ordered today

• Drop Ship
• Oversize $7.99
• Special Order