RXT-X aS 260 / RXT iS 260 Stage 2 Kit

This kit delivers a significant level of performance (+7mph on U.S. models) through easy to install, bolt-on engine, exhaust, and pump enhancements. No internal engine modifications are required. Requires use of fresh premium octane pump fuel (91~93).

RIVA MaptunerX BRP Bundle is utilized to reflash original ECU. MaptunerX provides ability to quickly and easily load performance tunes directly into your stock ECU eliminating downtime that results from shipping for programming. Performance Tunes are calibrated to provide optimum fuel delivery, ignition timing and rev limit to compliment RIVA Racing Performance Kits. OEM dash display, engine diagnostics & engine safety functions are retained. MaptunerX features a full color, touch screen display, ability to restore stock tune settings and access to RIVAs complete tuning library and technical support.

RIVA Power Filter Kit is installed. Power Filter Kit dramatically increases air flow to your supercharger via a large 4" diameter intake duct and oversized K&N filter element delivering greatly improved acceleration and top speed. Ducting is precision formed from a race proven composite that will not conduct heat to incoming air. Installs securely to supercharger via a tapered velocity stack, silicone coupler and stainless steel clamps. Includes pre-filter element.

RIVA Intake Manifold Upgrade Kit is installed. Removal of restrictive screen element from inside of intake manifold enables your engine to produce more horsepower through increased boost pressures (+1lb). Special o-ringed, billet block-off plug with integrated fitting for aftermarket boost pressure gauge fills opening left after removal of screen element.

RIVA Free Flow Exhaust Kit is installed. Kit allows removal of restrictive sound suppression system located between waterbox and hull exit. Improves engine performance by reducing back pressure & restriction.

Solas R-Series Concord Impeller is a special performance impeller offered exclusively by RIVA and RIVA authorized dealers. This impeller is specifically pitched for our specifications package using a pitch block to ensure accuracy. Billet impeller cone is included.