CHEVROLET Chevy small block Gen III/IV (LS-based engines) Cooling & Heating

Water Pump, Hi Flow, Mechanical, High-volume, Aluminum, Natural, Chevy, Pontiac, Each

Part Number: BRA-1669

3.0 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Evaporator Core Outlet Case, A/C, Polyethylene, Black, Chevy, GMC, Small Block, Each

Part Number: HOK-71223028HKR

4.43 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Radiators, LSX Modified Radiator Modules, Downflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, Small Block LS, Kit

Part Number: DWR-6139017A

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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Radiator/Fan Shroud Combo, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 31.25 in. Wide, 18.62 in. High, 3.00 in.Thick, Kit

Part Number: SUM-381446-KIT1

Not Yet Reviewed

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Water Pump, Mechanical, Standard-volume, Aluminum, Natural, Counterclockwise Rotation, Cadillac, Chevy, GMC, Hummer

Part Number: ADO-12703898

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Radiator, OE Fit, Cross Flow, Aluminum, Natural, Dual Spal Fans, 13 in. Diameter, Double Pass, LS Engine, Chevrolet, Pontiac, Kit

Part Number: CIR-15-11030

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Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Chevrolet, GMC, Each

Part Number: RAD-GMT578A

5.0 out of 5 stars ( 1 )

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Radiator, Performance, Module, Aluminum, Polished, Crossflow, 2 Row, Single Fan, Chevy, Pontiac, LS Swap, Kit

Part Number: RAD-CHC547AK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Water Pump, Hi Flow, Mechanical, High-volume, Aluminum, Natural, Counterclockwise, Chevy, Pontiac, 5.7L LS

Part Number: BRA-1670

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Electric Fan, Dual, 15 in. Diameter, Puller, 5,500 cfm, Black, Plastic, Chevy, GMC, Each

Part Number: FLX-116525

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Water Pump, Mechanical, Aluminum, Natural, Chevy, Pontiac, Each

Part Number: ADO-251-744

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Water Pumps, Mechanical, Pump Assembly, Standard-volume, Counterclockwise, Aluminum, Black, for Mid-Mount Accessory Drive Only, GM, LS, 4.8-7.0L, Each

Part Number: HLY-97-200

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Radiator, LS swap, Cooling Module, Show & Go, Crossflow, Aluminum, LS Engine, 33.75 in. x 18.5 in. x 6.5 in.

Part Number: BCI-82311

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Radiator, Direct-Fit, Aluminum, 2-Row, Crossflow, Chevy, 6.0, 6.2L, Each

Part Number: DWR-1139105B

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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Radiators, LSX Modified Radiator Modules, Downflow, Aluminum, Black, Transmission Cooler, Dual Fan, Steam Vent Kit, Chevrolet, Engine Swap, Kit

Part Number: DWR-6239017A

Not Yet Reviewed

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Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Transmission Cooler, Chevy, Pontiac, Each

Part Number: RAD-LMP5205A

2.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Radiator and Fan, Performance Fit, Aluminum, Crossflow, 2-Row, Dual Fan, Chevy, Pontiac, Kit

Part Number: GRI-CU-00009-LS

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Radiator, Performance, Module, Aluminum, Polished, Crossflow, 2 Row, Dual 12 in. Fans, Chevy, GMC, LS Swap, Kit

Part Number: RAD-GMT558ALSK

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Radiators, LSX Modified Radiator Modules, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Black Shroud, Chevy, GMC, Small Block LS, Kit

Part Number: DWR-6139018A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• Mfr. Rebate

Product Mail-In Rebate

Rebate Expires: 9/30/2025

Get a FREE Jacket after rebate on this DeWitts product! Go to www.summitracing.com/go/dwr to submit rebate. ...Read More

Get a FREE Jacket after online rebate with the purchase of a qualifying DeWitts Radiator! Go to www.summitracing.com/go/dwr to submit rebate. Valid on purchases made between 9/1/25 and 9/30/25. Claim must be submitted by 1/31/26. This offer cannot be combined with other discounts. Rebate intended for end consumer only. Show Less

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Radiator, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 26.24 in. Wide, 18.63 in. High, 3.00 in. Thick, Chevy, Pontiac, Each

Part Number: SUM-381448

Not Yet Reviewed

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Water Pump, Mechanical, Standard-volume, Aluminum, Natural, Cadillac, Chevy, Pontiac, Small Block LS, Each

Part Number: MEL-MWP-503

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Air Conditioner Brackets, LS, Sanden SD7, Aluminum, Natural, Lower Passenger Side A/C Bracket, Chevy, Small Block LS, Each

Part Number: HLY-20-159

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Coolant Expansion Tanks, Aluminum, Fabricated, Bolt-In, Natural, Chevrolet, Each

Part Number: MOR-63808

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Water Pumps, Mechanical, Standard-volume, Counterclockwise Rotation, Aluminum, Natural Finish, Forward Inlet, Mid-belt, Chevy, LS, 4.8-7.0L, Each

Part Number: HLY-22-100

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Thermostat, 160 Degree, High-Flow, Copper/Brass, Chevy, LS, Each

Part Number: MRG-6367

4.19 out of 5 stars ( 16 )

Estimated Ship Date: Today