We don't sell cars or take commissions. Statuses can be out of date. Confirm with the seller. Transmission and body are read from the listing page.
1Inspect before buying
Check these on the car or in the paperwork before you pay.
M Sport packageRequired for this target. Confirm the bumper, wheels and badging, or the build sheet. The listing title often omits it.
Oil filter housing and valve cover leaksThe N52 commonly leaks at these gaskets. Look for oil on the underside and a burning smell.
Electric water pump and thermostatAsk if replaced. Failures often show as overheating warnings.
Steering typeSources disagree on whether the 128i has hydraulic or electric assist; check before you rely on it for the hydraulic preference.
2Prevent after buying
Do these in the first weeks to start from a known baseline.
Oil filter housing gasket and valve cover gasketDo both together as a baseline.$500–$1,000
Transmission fluid serviceThe 6-speed automatic is marketed as lifetime fill; a drain and fill is cheap insurance.$350–$650
Coolant system checkInspect the pump, thermostat and plastic fittings.$200–$500
3Prepare for
Long-term costs and the mileage where they tend to arrive.
Electric water pump and thermostatCommon wear item on this engine.$700–$1,200~90,000 mi
VANOS solenoidsRough idle or power loss.$300–$700~100,000 mi
Valve cover and gasket re-doLeaks return as rubber ages.$500–$900~110,000 mi
Inspect before you buy. These lists are a starting point, not a pre-purchase inspection. Guide items are drafted from general owner knowledge and marked as estimates until cited.