N54 N55 N20 Direct-fit OE replacement design restores proper oxygen sensor function and engine air/fuel mixture
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
Improve response and mpgs!
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
Cure the B58 whistling idle and completely reverse the collateral damage. This comprehensive kit repairs the torn PCV valve and replaces the oil-fouled spark plugs, heat-stressed ignition coils, and brittle vent hose in one complete top-end service.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5483115
Mfg#:
11157637521KT
In Stock
ON SALE!
SAVE 20%
$567.99
This product was last offered at the strikethrough price on 07-14-2026
Fix the whistle, replace the brittle vent hose, and flush out the contaminated oil. This kit pairs the highly sought after PCV fix with a premium Liqui Moly Top Tec 6600 0W-20 oil service to give your engine a completely clean slate.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5483121
Mfg#:
83212365954KT13
In Stock
ON SALE!
$227.99
This product was last offered at the strikethrough price on 08-31-2026
11 Oz aerosol.
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi
Lifetime Replacement
