Description
Boost your Vanguard 37 EFI with the Caimen 4 Performance Package, designed for extra power without sacrificing reliability. On our dyno, this package has delivered up to 6 additional horsepower over stock, giving you the edge to haul heavier loads with ease.
Perfect for real-world hunting and hauling, the Caimen 4 makes it feel like your boat is empty, even with an extra buddy and his retriever along for the ride.
What’s Included:
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Neptune EFI fuel controller
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K&N high-flow air filter
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BPS Performance cylinder heads; ported, decked, and machined with larger stainless valves
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BPS “Q” stainless high-flow muffler
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Caimen 4 decal
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All necessary hardware and gaskets
Core Charge & Refund Policy
Every order includes a $200 refundable core charge. Here’s how it works:
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Purchase: The $200 refundable core charge is included in the price of the set.
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Return: You are responsible for shipping your old heads (cores) back to us. Returned heads must be free of cracks and broken bolts.
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Inspection: Once we receive them, we send the cores out for inspection. This process can take a few weeks.
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Refund:
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If the cores are in reusable condition, we’ll refund the full $200.
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If the cores are not reusable, no refund will be issued and you will be notified. If you’d like them returned, you will be responsible for shipping costs.
We explain this policy upfront so there are no surprises, our goal is to make the process smooth and transparent.
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