CP-Carrillo's connecting rods for the BMW S54 engine are specifically engineered to serve as direct replacements for BMW part numbers #11247834437

this BMW N26 piston set features:

Upgrade your BMW M52TU / M54 engine with Ferrea high-performance valve springs

it is a MUST to use Heavy Duty pins

Red Line Water Wetter Cooling System Treatment 330026 CP-Carrillo's connecting rods for theRed Line Water Wetter Cooling System Treatment Red Line created the industry of pushing bubbles out of the way to ensure cooling with their Water Wetter cooling system treatment. It's a unique agent for cooling systems that doubles the wetting ability of water. It offers rust and corrosion protection that allows for use of straight water in racing or reduced antifreeze levels in warm climates. It also improves heat transfer and reduces cylinder head