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4.5 (123)

USP Marine Tuning High-Flow Boost Pipe Kit for Mercury Verado 350-400

Name: USP Marine USP Marine Tuning High-Flow Boost Pipe Kit for Mercury Verado 350-400 - USP Marine Tuning High-Flow Boost Pipe Kit for Mercury Verado 350-400
Brand: USP Marine
SKU: 39558993150134
Price: 189.99 USD
Availability: InStock
Rating: 5 (6 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$189.99

Quantity

Color

Black

Quantity

Description

The factory boost pipe on the Verado 350-400 is plastic, narrow, and a known boost leak culprit. The USP Marine High-Flow Boost Pipe Kit replaces it entirely with mandrel-bent 2.5" aluminum tubing and 4-ply stepped silicone couplers — the s...

Reviews

5.0

6 ratings

Boost pipe

It was an easy install, it’s a nicely made product, and it will certify seal better than the factory system. They were a pleasure to deal with. Thank you

GREG · 12 days ago

Received promptly as described and seamlessly installed. . . Thanks for the 5 STAR service. . !

Robert · April 13, 2026

Perfect

Carlos · April 29, 2026

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USP Marine

4.8 (161)

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Description

Reviews

5.0

6 ratings

Boost pipe

It was an easy install, it’s a nicely made product, and it will certify seal better than the factory system. They were a pleasure to deal with. Thank you

GREG · 12 days ago