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Stop Leak Additives

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Chevrolet Performance Coolant System Seal Tablets 12378255

Coolant Additive, Coolant System Seal, 4 grams, Set of 4

Part Number: NAL-12378255

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Stop Leak, R-134a Leak Sealer with Detection Dye, 3 Oz., Each

Part Number: FJC-9140

Not Yet Reviewed

Cannot be shipped Internationally

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Cannot be shipped Internationally

Stop Leak, R134A Leak Detector and Sealer, 3 Oz., Each

Part Number: JHN-6564

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally