My previous M3, a 1997 3.2-liter sedan, dynoed 221 hp at 6200 rpm and 224.7 lb-ft of torque at 3950 rpm. There wasn't much left to do unless I was going to spend the mega bucks for real engine tuning.
With limited power modification available for our Mk6 Jetta 2.0-liter, we were pleasantly surprised to discover that Neuspeed’s Mk4 Power Pulley kit would work. The Power Pulley’s lightweight design ...