1998 GMC SONOMA Radiators

Radiator, Aluminum, Natural, 3-Row, LS Swap, Chevy, GMC, Each

Part Number: SUM-384080

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Radiator and Fan Shroud Combo, Aluminum, 3-Row, Pro LS, LS Swap, Chevy, GMC, Each

Part Number: SUM-384084-KIT1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Radiator Cap, Steel, Natural, 16 psi, Release Lever, Vent, Each

Part Number: SUM-380170

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 16 psi, Buick, Chevy, Chrysler, Dodge, GMC, Each

Part Number: SNN-ST16V

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Radiator Cap, Steel, Natural, 16 psi, Each

Part Number: SUM-380171

4.4 out of 5 stars ( 10 )

Estimated Ship Date: Today

Radiator Supports, Steel, Chevy, GMC, Oldsmobile, Each

Part Number: BDY-GM1225195V

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Oversize $12.99

Radiator Cap

Part Number: SNN-T16V

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Radiators, Slim-Fit Radiator Systems, Crossflow, Aluminum, Transmission Cooler, Single Fan, Aluminum Shroud, Engine Swap, Chevy, GMC, Small Block, Kit

Part Number: PRO-696502

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Engine Oil Cooler, Chevy, GMC, Olds, Each

Part Number: SUM-380539

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Radiators, Crossflow, Aluminum, Natural, Chevrolet, GMC, LS Engine Swap, Each

Part Number: FBR-FB309

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Estimated Ship Date: May 4, 2026 if ordered today

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Radiator, Exact-Fit, Aluminum, Natural, Chevy, GMC, Pickup, Each

Part Number: BCI-60076

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Radiator Cap, Round, 16 psi Maximum Pressure, Billet Aluminum, Black, Flex-A-Lite Logo, Buick, Cadillac, Chevy, Chrysler, Ford, GMC, Volkswagen, Each

Part Number: FLX-126844

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Estimated Ship Date: Today

Radiator, OE Replacement, Crossflow, Aluminum/Plastic, Black/Natural, Transmission Cooler, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: MIO-R1826-AT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Radiator, Exact Fit, Aluminum, Plastic, Chevy, GMC, Isuzu, 2.2L, Each

Part Number: SGT-CU1531

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Radiator, Exact-Fit, Aluminum, Natural, Chevy, GMC, SUV/Pickup, V8 Swap, Each

Part Number: BCI-66076

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Estimated Ship Date: May 11, 2026 if ordered today

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Radiators, Cooling, Crossflow, Aluminum, Natural, Engine Swap, Chevy, GMC, Small Block LS, Each

Part Number: FBR-FB308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

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Radiator, RADIATOR

Part Number: RDR-8011531

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Radiator, New OE Quality, Chevrolet, GMC , Oldsmobile, Each

Part Number: DNP-221-9006

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Estimated Ship Date: May 1, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Oldsmobile, Chevy, GMC, Each

Part Number: RCG-41-1826

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 21, 2026 if ordered today

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Radiator, Crossflow, Aluminum/Plastic, Natural, Chevy, GMC, Isuzu, 2.2L, Each

Part Number: OSC-2261

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 23, 2026 if ordered today

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Radiator Support Bracket, Steel, Natural, Driver Side, Chevy, GMC, Each

Part Number: RBF-RB7618L

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Radiator Cap, Stock Replacement, 15 psi, Plastic, Plain Logo, Chevrolet, GMC, Each

Part Number: ADO-RC95

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Estimated Ship Date: Today

Radiator Support Bracket, Steel, Natural, Passenger Side, Chevy, GMC, Each

Part Number: RBF-RB7618R

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Estimated Ship Date: May 1, 2026 if ordered today

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Radiator Supports, Body Parts Radiator Supports, Steel, Center Support, Chevrolet, GMC, Oldsmobile, Each

Part Number: BDY-GM1225179

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Estimated Ship Date: Jul 3, 2026 if ordered today

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