Replacement Blow Off Valve O-Ring
Ships from Canada: no duties, no tariffs
- No customs, duties, tariffs or brokerage fees. Your order never crosses a border.
- Priced in Canadian dollars, with no exchange rate or border delays.
GST/HST is calculated at checkout.
US orders ship from Canada
US customs duties, tariffs and any carrier brokerage fees are not included in our prices and are the buyer's responsibility.
Ships worldwide from Canada
Import duties, taxes and brokerage fees for your country are charged by the carrier on delivery.
Replacement Blow Off Valve O-Ring — BSI Inc.
Don't let a worn seal bleed your boost. This direct replacement blow off valve o-ring from BSI Inc. is the fast, affordable fix that restores a proper seal and gets your turbo build back on song.
Why Replace Your BOV O-Ring?
Over time, the o-ring in your blow off valve can harden, compress, or crack — leading to boost leaks, erratic valve behaviour, and lost performance. Swapping it out with a fresh seal is one of the simplest, lowest-cost maintenance steps you can take to keep your turbo system running at its best.
Features & Benefits
- Direct-fit replacement — designed to fit BSI Inc. blow off valves, so you're not hunting for a generic o-ring that might seal right or might not.
- Stops boost leaks — restores a clean, consistent seal so your BOV functions exactly as intended.
- Easy installation — a straightforward swap that requires no specialised tools; clean the seat, seat the ring, and you're done.
- Affordable maintenance — at $10 CAD, there's no reason to tolerate a leaking seal or put off a simple rebuild step.
- From a Canadian turbo manufacturer — sourced directly from BSI Inc., the same company behind True North Turbos drop-in diesel turbochargers, so you know it's built to spec for the valves they produce.
Whether you're running a high-output diesel or a gas-powered performance build, keeping your BOV sealed tight is non-negotiable. Stock a spare — at this price, it's an easy call.
FAQ
Why should I replace my blow off valve o-ring?
Over time, the o-ring in your blow off valve can harden, compress, or crack, which can lead to boost leaks, erratic valve behaviour, and lost performance.
Is this a direct-fit replacement?
Yes. This replacement o-ring is designed to fit BSI Inc. blow off valves.
Do I need specialised tools to install it?
No specialised tools are required. Clean the seat, seat the ring, and you're done.
How much does it cost?
This replacement blow off valve o-ring is $10 CAD.