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Stage kitGT40 Marine Stage 2 Kit 230-300HP
SeaDoo Performance · Stage kit

GT40 Marine Stage 2 Kit 230-300HP

Complete kit5parts
$1,599
In stock
Kit includes
Carbon cold-air intake−$200 to drop
Intercooler tubing + 50mm BOV−$220 to drop
Catch can / breather kit−$120 to drop
Rear exhaust kit−$260 to drop
Install guide + hardwareIncl.

Untick any part you already run for a credit — or add matched upgrades below.

Make it yours

Add to your kit

Matched, verified-to-fit upgrades. Toggle one in and it bundles into your build — shipped and installed together.

Front-mount intercooler
Front-mount intercoolerRecommended
Bigger core for sustained runs — drops intake temps.
+$450
ECU tune — send-in flash
ECU tune — send-in flash
Unlocks the full calibration (260/300 platforms).
+$400
Ribbon delete kit
Ribbon delete kit
Cleans up the intake path for better flow.
+$90
About this kit

Stage 2 performance kit for Sea-Doo 230-300HP models. Includes carbon fiber intake, TiAL BOV, intercooler tubing, and more.