CHEVROLET 5-3L-325 CHEVY-SMALL-BLOCK-GEN-III-IV-LS-BASED-ENGINES Cooling & Heating

Radiator, Performance, Aluminum, Polished, Crossflow, Dual 14 in. Fans, 2 Row, Cadillac, Chevrolet, GMC, Kit

Part Number: RAD-GMT580SK

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Radiator and Fan, Aluminum, Crossflow, 33.25 in. W, 18.5 in. H, 6.42 Thk, Dual Fan, Automatic, LS Swap, Kit

Part Number: GRI-CU-70008-LS

2.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, Support Module, Aluminum, Crossflow, 2 Row, LS Conversion, Chevy, Kit

Part Number: RAD-CHT56357LSK

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, Performance, Module, Aluminum, Polished, Crossflow, 2 Row, Dual 12 in. Fans, Kit

Part Number: RAD-GMA546AK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 31.25 in. Wide, 18.62 in. High, 3.00 in. Thick, Chevy, Pontiac, Each

Part Number: SUM-381446

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Cadillac, Hummer, Chevy, GMC, LS, Each w/o Oil cooler

Part Number: SUM-380536

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Transmission Cooler, Cadillac, Chevy, GMC, Truck, Models without Engine Oil Cooler, Each

Part Number: RAD-GMT570A

4.42 out of 5 stars ( 19 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: SUM-384076

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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Radiator, LS Swap, Crossflow, Dual-Row, Aluminum, Natural, Transmission Cooler, 33.25 in. Wide, 19.00 in. High, 3.00 in. Thick, Chevy, Pontiac, Each

Part Number: SUM-381444

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

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Water Pump, Electric, 42 gpm, Billet Aluminum, Black Anodized, Heavy-Duty, Chevy, Small Block, LS1, Each

Part Number: MEZ-WP119SHD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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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

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

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Thermostat, 160 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Housing, Chevy, Pontiac, Each

Part Number: SUM-363-160

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/15/2025

Radiator, Crossflow, Aluminum, Natural, Dual Fan, 10.4 amp Draw Per Fan, Buick, Chevy, GMC, Olds, Pontiac, Kit

Part Number: GRI-CU-00010-LS

2.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

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Water Neck, Thermostat Housing, Cast Aluminum, Polished, 60 Degree, Swivel, Chevrolet, LS, Each

Part Number: SUM-370998

3.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/15/2025

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: Monday 9/15/2025

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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

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

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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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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: Monday 9/15/2025

Radiators, Performance Fit, Crossflow, Aluminum, Natural, Transmission Cooler, Dual Fan, Aluminum Shroud, Engine Swap, Buick, Chevy, Pontiac, LS, Kit

Part Number: GRI-CU-70019-LS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: SUM-381442

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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Water Pump Housings, Holley, LS Cooling Manifold, Aluminum, Natural, Steam Tube Inlet, 1/8 in.-NPT, for Holley Mid-Mount Accessory Drive Only, Each

Part Number: HLY-97-163

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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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: Monday 9/15/2025

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Radiator, Crossflow, 2-row, Aluminum, Natural, Dual Fan, Black Aluminum Shroud, LS-Engine, Buick, Chevy, Pontiac, Kit

Part Number: GRI-CU-00008LS

4.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/15/2025

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