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OSC Automotive Radiators

4.1 out of 5 stars 293 Customer Reviews

Few things get your attention as quickly as seeing white smoke billowing out from under the hood—and once stopped, precious anti-freeze all over the ground. OSC Aut
Few things get your attention as quickly as seeing white smoke billowing out from under the hood—and once stopped, precious anti-freeze all over the ground. OSC Automotive radiators are designed to fit into place as easily as the stock model came out; OEM models are used as a baseline, so their radiators meet or exceed the originals.

To ensure great products, OSC starts with the highest grade of raw components, then follows factory construction standards to maintain longevity of the engine and transmission. Transmission and oil coolers are tested before installation on needed units, and radiator cores are qualifi
Few things get your attention as quickly as seeing white smoke billowing out from under the hood—and once stopped, precious anti-freeze all over the ground. OSC Automotive radiators are designed to fit into place as easily as the stock model came out; OEM models are used as a baseline, so their radiators meet or exceed the originals.

To ensure great products, OSC starts with the highest grade of raw components, then follows factory construction standards to maintain longevity of the engine and transmission. Transmission and oil coolers are tested before installation on needed units, and radiator cores are qualified before and after assembly using state-of-the-art cycle, vibration, burst, and environment testing. OSC prides itself on solving OE design failures in order to provide radiators with better life expectancies than the originals. Over a thousand models are available for fitment on specific makes and models. Choose the style designed for your engine type and vehicle application.

Results 1 - 25 of 52

Radiator, Exact Fit, Aluminum, Plastic, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: OSC-162

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, Hummer, Each

Part Number: OSC-2370

4.09 out of 5 stars ( 11 )

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Radiator, Exact Fit, Aluminum, Plastic, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: OSC-161

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, 4.8L, 5.3L, 6.0L, 6.2L, Each

Part Number: OSC-2423

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Radiator, Aluminum, Plastic, Cadillac, Chevrolet, GMC, Each

Part Number: OSC-13398

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Buick, Cadillac, Chevy, 4.3L, 5.7L, Each

Part Number: OSC-1517

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, 4.8L, 5.3L, Each

Part Number: OSC-2334

2.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, Chevy, GMC, 4.8, 5.3L, Each

Part Number: OSC-2367

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

PA/32MM/AT

Part Number: OSC-1516

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Exact Fit, Aluminum/Plastic, Crossflow, Cadillac, 4.4, 4.6L, Each

Part Number: OSC-2514

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, 5.0L, 5.7L, Each

Part Number: OSC-1693

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Exact Fit, Aluminum, Plastic, Buick, Cadillac, Oldsmobile, Each

Part Number: OSC-856

Not Yet Reviewed

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 2.5L, Each

Part Number: OSC-13349

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 4.6L, Each

Part Number: OSC-2474

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac 4.6L, Oldsmobile 4.0L, Each

Part Number: OSC-2491

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, 5.0L, 5.7L, Each

Part Number: OSC-2317

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 4.6L, Each

Part Number: OSC-13014

Not Yet Reviewed

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PA/32MM/AT

Part Number: OSC-2620

Not Yet Reviewed

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Radiator, Exact Fit, Aluminum, Plastic, Chevy, GMC, 5.0L, 5.7L, 7.4L, Each

Part Number: OSC-624

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 4.6L, Each

Part Number: OSC-13203

Not Yet Reviewed

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PA/32MM/AT

Part Number: OSC-2369

Not Yet Reviewed

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Radiator 2014-2016 Hyundai Elantra, 2015-2017 Kia Forte, 2015-2017 Kia Forte5

Part Number: OSC-13419

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 2.0, 3.6L, Each

Part Number: OSC-13351

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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PA/26MM/AT

Part Number: OSC-13241

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Radiator, Aluminum/Plastic, Crossflow, Cadillac, 3.6L, Each

Part Number: OSC-13112

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today