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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
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No special tools required
E89 Z4 20i/28i
or bulletproof internals
Direct bolt-on installation takes 45 minutes with basic tools
B58 Gen1 DS25 HPFP Upgrade engine-n55 International shipping available — contactThe B58's factory high pressure fuel pump taps out around 500whp, starving your engine when you need fuel delivery most. The DS25 delivers 2. 5x the factory flow rate, supporting hybrid turbo builds and aggressive tunes without fuel cuts. This isn't just about peak numbersit's about consistent rail pressure under load, eliminating the lean conditions that kill motors when you're pushing the B58's single turbo hard. Performance Gains The DS25 maintains
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