Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars!
Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars!
Next-Gen Power Delivery with OEM-Level Integration - up to +80 HP / +75 TQ
For early models with the Gen1 B58 engine (B58A)
This product was last offered at the strikethrough price on
09-01-2026
Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ
For later models with the Gen2 B58 engine (B58D / B58TU) and WITHOUT Mild Hybrid package
This product was last offered at the strikethrough price on
09-01-2026
Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ
For later models with the Gen2 B58 engine (B58D / B58TU) and WITH Mild Hybrid package
This product was last offered at the strikethrough price on
09-01-2026
Increase of +126 Horsepower, and +127 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
Increase of +101 Horsepower, and +102 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Increase power without sacrificing reliability
This product was last offered at the strikethrough price on
09-01-2026