CHEVROLET Chevy small block Gen III/IV (LS-based engines) Radiators

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

• Free Shipping

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

• Free Shipping

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

• Free Shipping

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, 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

• Free Shipping

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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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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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: Monday 9/15/2025

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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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Radiator and Dual Fan, Direct-Fit, Aluminum, Natural, 2-Row, Crossflow, Chevy, Each

Part Number: DWR-4139105A

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping
• 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, 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

• Free Shipping

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

• Free Shipping
• 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, 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

• Free Shipping

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

• Free Shipping

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

Part Number: RAD-GMT578A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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: Monday 9/15/2025

• Free Shipping
• 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, 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

• Free Shipping

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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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

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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

Part Number: SUM-384064

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

Radiator, Performance, Module, Aluminum, Satin Brushed, Crossflow, 2 Row, Dual 14 in. Fan, LS Conversion, Chevrolet, Kit

Part Number: RAD-CHC11RSLS

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: DWR-1139125A

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping
• 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, Aluminum, Natural, 3-Row, LS Swap, Chevy, GM, Each

Part Number: SUM-384062

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping

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

Part Number: DWR-6139024M

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

• Free Shipping
• 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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