Valvetronic Blog/Developments
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Valvetronic Designs' X3M/X4M Development
Valvetronic Designs' BMW X3M/X4M Development By: Austin Huffman The BMW X3M debuted the first iteration of the S58 Twin Turbocharged...
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Honest thoughts on Valvetronic exhausts...(3 setups + DYNO results)
Honest thoughts on Valvetronic exhausts...(3 setups + DYNO results) Heard things? Curious? I've had 3 Valvetronic setups so far and...
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G8x Midpipe Install Guide
If you are having trouble installing your G80 or G82 midpipe please review this document
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