Browse our selection of quality ignition knock (detonation) sensor kit parts designed specifically for your Subaru Legacy. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
2.5GT · 2.5GT Limited · 2.5i · 2.5i Convenience · 2.5i Limited · 2.5i Premium · 2.5i Sport · 2.5i Touring · 3.6R · 3.6R Limited · 3.6R Premium · 3.6R Touring · Base · Convenience · GT · Limited · Limited GT · Limited XT · Premier · Premier GT · Premium · R · Sport · Touring · Touring XT
Sedan
H4 2.4L · H4 2.5L · H6 3.6L
Automatic · Automatic CVT · Manual
