LMM Coolant Plug

G&R Diesel Inc. Verified independent store

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Coolant plug to eliminate the coolant riser tube coming off of the oil cooler on your LBZ or LMM Duramax. This allows you to eliminate the coolant tube to make more room under the hood or just simply clean up under the hood! This is needed in most applications when using S300 or S400 turbos or when doing a compound turbo setup. Includes high temp silicone o-ring for a long-lasting leak-free seal. Key Features: Compatible with: LMM Coolant Plug, Duramax, Engine & Engine Parts Show more