mid-sized engine control unit offering advanced tuning capabilities for high-performance applications

Each set includes ARP connecting rod bolts

ensuring a perfect fit and enhanced stability during operation

SP Components is highly regarded for their reinforced H-beam rods

and race cars

B58 Pro-Series Turbo Build Kit Copper Spacer mid-sized engine control unit offeringThe 5150 AutoSport Pro Series Turbo Build Kit: An all inclusive arsenal of internals custom assembled to prepare your BMW Toyota B58 engine for high horsepower, turbocharged performance. A Kit for Every Build and Budget There is no one size fits all, which is why we offer several stages of upgrade. Through careful selection and pairing of components, we are able to offer customers a variety of kit options, catering to each build and budget. Options: