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

Radiator, Aluminum, Plastic, Cadillac, Chevy, GMC, Auto Trans, Each

Part Number: MIO-R2423-AT

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

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Power Cooling Modules, LS swap, Exact Fit, Aluminum, Natural, Chevy, Pontiac, Kit

Part Number: BCI-82234

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Thermostats, Mechanical, 185 degree, 191 degree, Standard-flow, Chevy, 6.6L Duramax Diesel, Pair

Part Number: MIO-MMTSCHV01DH

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Radiator, Dominator Series, Crossflow, Aluminum, Natural, Chevy, GMC, Manual, GM LS Series Engine Swap, Each

Part Number: GRI-8-00013-LS

2.92 out of 5 stars ( 25 )

Estimated Ship Date: Monday 9/15/2025

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Water Neck and Thermostat Housing, Straight, Aluminum, Black Anodized, GM LS, Each

Part Number: BSP-BLK90134

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/15/2025

Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Chevy, Pontiac, LS Swap, Each

Part Number: RAD-CHC547A

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Water Pump, Mechanical, High-Volume, Counterclockwise, Aluminum, Chrome, Chevy, LS1, LS2, LS3, Each

Part Number: TSN-HC8936C

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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Air Conditioning Compressor, 10S20F Type, Aluminum, Natural, Serpentine Pulley, 4-groove, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Each

Part Number: UAC-CO29002C

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Air Conditioning Compressor, V7 Type, Aluminum, Natural, Serpentine Pulley, 4-groove, Chevrolet, Pontiac, 5.7L LS, Each

Part Number: UAC-CO20730C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

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Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-456-160

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Water Pump, OE Replacement, Aluminum, Buick, Cadillac, Chevy, GMC, Hummer, Saab, 4.8, 5.3, 6.0, 6.2L, Each

Part Number: GMB-130-9670

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: RAD-CHN549SK

5.0 out of 5 stars ( 1 )

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Radiator, Bone Yard, Universal, Aluminum, Natural, 31.500 in. Wide, 19.500 in. High, Each

Part Number: BCI-35204

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/15/2025

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Water Pump, Electric, Black Anodized, Chevy, LS, Each

Part Number: PGP-PRP-4551

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: DWR-6139022M

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

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• Special Order
• 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, Dominator Series, Crossflow, Aluminum, Natural, Transmission Cooler, Chevy, GMC, Each

Part Number: GRI-8-70013-LS

2.54 out of 5 stars ( 13 )

Estimated Ship Date: Monday 9/15/2025

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Thermostat, 180 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Housing, Chevy, Pontiac, Each

Part Number: SUM-363-180

3.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/15/2025

Radiator and Fan Shroud Combo, Aluminum, Natural, 3-Row, LS Swap, Chevy, Oldsmobile, Pontiac, Buick, Each

Part Number: SUM-384068-KIT1

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

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Thermostat, Mechanical, Standard-flow, 169 degrees, Copper/Stainless Steel, Buick, Chevy, GMC, Hummer, Pontiac, Each

Part Number: MIO-MMTS-VET-05

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: SUM-370998B

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

Radiator, Bone Yard, Universal, Aluminum, Natural, 26.500 in. Wide, 17.000 in. High, Each

Part Number: BCI-35222

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/15/2025

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LSx Dual Fan Relay Kits, 0.70 Amp Fuse, 40 Amp Relays, Temperature Range 205 On/190 Off, Kit

Part Number: PRF-30118

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/15/2025

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

Part Number: HLY-97-167

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Radiator and Fan Shroud Combo, Aluminum, Natural, Pro LS, LS Swap, Chevy, Pontiac, Each

Part Number: SUM-384082-KIT1

Not Yet Reviewed

Estimated Ship Date: Monday 9/15/2025

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Radiator, Crossflow, Dual-Row, Aluminum, Natural, 31.25 in. Wide, 18.62 in. High, 3.0 in. Thick, Each

Part Number: GRI-8-70010-LS

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/15/2025

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