Brian Crower Steel Spring and Retainer Kit - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)
Brian Crower Steel Spring and Retainer Kit - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)
Brian Crower
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- ✔ Enthusiast-run support — not a marketplace
- ✔ Fair resolution on damaged or incorrect orders
Every product is sourced from authorized manufacturers or distributors. If something isn’t right with fitment or condition, we’ll work with you to resolve it fairly.
NO GUESSWORK,
JUST PARTS THAT WORK.
Let’s finish that car.
PRODUCT DETAILS
RallySport Direct carries a great selection of valvetrain upgrades and accessories brought to you by Brian Crower.
These are the Brian Crower Steel Spring and Retainer Kit. These have been designed for those of you who are adding more power and boost, where your engine will be revved to high RPM's and need a strong valve spring to sustain consistent pressures.
DETAILS:
- Wound from only the highest grade super clean chrome silicone alloys
- Feature proprietary processing procedures for consistent pressures
- Ideal for those adding aggressive cams
- Ideal for those adding more boost and more power
- Includes (16) valve springs
- Includes (16) retainers
WHY WE CARRY THIS
We only list parts we’d run ourselves or recommend to a friend building a real car. If it feels vague, unverified, or inconsistent, it doesn’t make the cut.
- Fitment-first mindset — no “universal” roulette
- Brand reputation matters — we favor proven manufacturing
- Support that actually responds with real answers
WHAT TO EXPECT
This is the clean path: correct fitment, clean install, and results that match the intent.
- Install-ready experience with correct mounting where provided
- Finish that holds up to real driving, not just photos
- Selections on this page drive the exact fitment shipped
TRUST, BUILT INTO THE PROCESS.
Anyone can list parts. We curate what belongs on a serious build. Our goal is simple: fewer surprises, cleaner installs, and confidence when you hit “Buy.”
Fitment checked
We prioritize vehicle-specific listings and clear selection logic so you’re not gambling on compatibility.
Brand discipline
Proven manufacturing and consistent quality matter more than hype. We bias toward what actually holds up.
Real support
If you have a question, you’ll get a human answer that helps you finish the build — not a copy-paste shrug.
RallySport Direct carries a great selection of valvetrain upgrades and accessories brought to you by Brian Crower.
These are the Brian Crower Steel Spring and Retainer Kit. These have been designed for those of you who are adding more power and boost, where your engine will be revved to high RPM's and need a strong valve spring to sustain consistent pressures.
DETAILS:
- Wound from only the highest grade super clean chrome silicone alloys
- Feature proprietary processing procedures for consistent pressures
- Ideal for those adding aggressive cams
- Ideal for those adding more boost and more power
- Includes (16) valve springs
- Includes (16) retainers
