Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit FK8 so ECU recalibration or a
$729.98
Description
so ECU recalibration or a fuel correction device is required after fitment
Hand TIG welded polished to a show quality finish
Direct OEM replacement — fits intake and exhaust crankcase ports on top of the RB25DET valve covers
Stainless steel seal body
DMR regulators (all versions)
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit FK8 so ECU recalibration or aSupertech BMW S42 M42 M50 S50 M52 M54 Dual Valve Spring Kit
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