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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Equipped with four specifically tuned Falcon 1
Whether you’re dealing with hard starts
Bigger valves mean a longer injection event
Less equipment downtime
The forged end has a fine 1" thread for fine-tuning adjustment and strength
Sinister Diesel Coolant Block Off Plate 14-24 GM 6.6L Duramax ALI-AP63540 Equipped with four specifically tunedThe Sinister Diesel Coolant Block Off Plate for GM Duramax 6. 6L is a simple yet highly effective solution designed to improve cooling system performance and reliability. This precision engineered block off plate eliminates unnecessary coolant flow paths that can contribute to overheating, reduce coolant pressure, and create weak points in the cooling system. By sealing these passages, the block off plate helps increase coolant velocity through the
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US$ 56.95
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