When it comes to building a high-performance BMW S55 engine, quality components are key. However, high-quality rods have been expensive and out of reach for many enthusiasts. SP Components has solved this problem by offering high-quality rods at an affordable price point.These rods use the proven H-beam pattern and ARP hardware for extreme power output and high RPM applications. Careful quality control and polished cheeks ensure very good strength-to-weight ratio and overall quality that competitors can't match at this price.What sets SP Components rods apart is their precision. Unlike other rods that require extensive machine work to meet weight and clearance tolerances, SP Components rods are balanced, trueness finished, and pre-cleared. This means less time and money spent at the machine shop and a rod that delivers true value, not just an artificially low price.Investing in SP Components rods means you can keep things together during extreme power output and high RPM with confidence, knowing that you have a high-quality product at a reasonable price point.