BMW K Series GT Exhausts

Same as the Z4020 but includes the Z4025 Performance Chip. The ZChip makes the most of the Z4020 system by optimizing performance and gas mileage. The ZChip adds 1.3HP and smooths out the powerband.

Titanium Exhaust System. Full system from the headers to the muffler. Save 27lbs. off of original stock system while increasing horsepower and torque. Adds a distintive growl to the sound of the system. No chip needed. Fuel Injection system adapts to new system. Titanium Muffler with Stainless Steel headers pipes.

When it comes to making the very finest products, there is no name more synonymous with both quality and performance than ZTechnik. The newest addition to the ZTechnik exhaust family is the Z4030 Titanium Slip-On. Enjoy a pleasant boost in torque and horsepower with significantly reduced weight and the stunning appearance of finely finished titanium. The ZTechnik Z4030 Titanium Slip-On is where form and function meet! Best of all, your engine warranty remains valid when you step up to a ZTechnik Exhaust! Slimmer canister profile, 9.2 lbs. lighter than stock.

Fiberglass packing designed to minimize excessive muffler sound after fiberglass packing has begun to deteriorate. Recommended repack between 6,000 and 7,000 miles

The ZChip corrects the air/fuel ratio to compensate for the reduced back-pressure provided by Z4020 Titanium Exhaust System. Power and torque are increased and overall power delivery is more consistent- no flat spots. Fuel economy is also increased and spark plug life is maximized with the ZChip.