450cc - BMW 3-Series M3/Z3/Z4/CSL

Name: 450cc - BMW 3-Series M3/Z3/Z4/CSL
Brand: DeatschWerks
SKU: 16u-18-0450-6
Price: 302.66 USD
Availability: InStock
Rating: 4.8 (5 reviews)

450cc - BMW 3-Series M3/Z3/Z4/CSL - Main image

450cc - BMW 3-Series M3/Z3/Z4/CSL - View 2

$302.66 ~~$409~~ In stock

Category: Fuel Injector

Matched set of 6 450cc Injectors for BMW 3-Series M3 2000-06, BMW Z3 Roadster 2000-02, BMW Z3 Coupe 2000-02, BMW Z4 Coupe 2006-08, BMW 3-series M3 CSL 2003

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Customer Reviews (4.8 / 5 · 5 reviews)

Joshua W. ★★★★★ Oct 22, 2026

Bolt-in install was refreshingly easy on my 2002 Z3, and the car runs noticeably smoother at idle now. No more hesitation when I punch the throttle, definitely worth the upgrade.

Julian ★★★★★ Oct 20, 2026

Dropped these into my M3 and the idle smoothed out immediately—no more hesitation when cold. The 450cc flow seems spot-on for my mild setup.

David C. ★★★★★ Oct 19, 2026

Put these in my Z4 last weekend and the car pulls noticeably harder through the mid-range. The flow matched set made installation straightforward, no hunting for balanced pairs.