2018 Hot Products Catalog

68 INTAKE SYSTEMS KAWASAKI 4 STROKE ENGINE/ GASKETS EXHAUST DRIVE LINE HANDLING ELECTRICAL WATERLINE /BILGE STEERING & CONTROLS BODY ACCESSORIES SERVICE TOOLS /HARDWARE CHEMICAL ULTRA 250/260/300/310 • EXHAUST © 2018 Hot Products. All rights reserved. Orders & Info: 858-453-4454 • HotProductsUSA.com RIVA COUPLER Required when installing RIVA Pro- Series Water Box in conjuction with Free Flow Exhaust Kit RK16110. Description Part No. Coupler 2.38” x 3.25” RK15-2.38/3.25 RIVA RACING BILLET EXHAUST TIP FOR ULTRA 250X/LX, STX-15F/12F Quickly and easily add style to your craft with this direct replacement for the stock, plastic exhaust tip. Made from billet aluminum with laser etched graphics. Anodized to prevent corrosion. Description Part No. RIVA Racing Billet Aluminum Exhaust Tip RK16086 FITS Ultra 310/300/260/250 & STX 15F/12F RIVA RACING PRO-SERIES ULTRA 250/260/300/310 WATER BOX Developed on RIVA's Dyno and tested extensively on the water, this water box features radiused exhaust tubes and end caps for optimum exhaust flow. Unique exhaust baffle will increase the low-end power and mid-range pull of your Kawasaki Watercraft. Delivers up to 15hp on modified engines along with significant torque gains. High-strength aluminum construction will survive backfires and meltdowns. Powder coated to prevent corrosion. A must for modified motors. Includes detailed installation instructions. Key Features: • Delivers up to 15hp on modified craft. • Machined hose flanges for reliable coupler retention. • Radiused exhaust tubes & end caps. • Powder coated to prevent corrosion. 2014-18 Ultra 310: Direct replacement for original water box. Use with stock exhaust outlet hose or RIVA Free Flow Exhaust Kit (part# RK16110) and coupler RK15-2.38/3.75. 2011-13 Ultra 300: Direct replacement for original water box. Use with stock exhaust outlet hose or RIVA Free Flow Exhaust Kit (part# RK16090-08). 2008-10 Models: Direct replacement for original water box. Features larger outlet (2-1/4“) compared to stock water box (1-3/4“). Must be used with RIVA Free Flow Exhaust Kit RK16090-08. 2007 Models: Direct replacement for original water box. Use with RIVA Free Flow Exhaust Kit (Part # RK16090). Description Part No. RIVA Ultra 250/260/300/310 Pro-Series Water Box RK16091-1 RIVA ULTRA 250 (08)/260/300/310 FREE FLOW EXHAUST KIT High quality mandrel bent aluminum exhaust tube will survive meltdowns & backfires. Includes billet exhaust outlet with laser etched graphics that is anodized to prevent corrosion. High temperature silicone couplers included along with detailed installation instructions. 2014-18 Ultra 300: For use with RIVA Pro-Series Water Box order coupler RK15-2.38/3.25 to connect Free Flow Exhaust Tube to Pro-Series Water Box. 2011-12 Ultra 300: Replaces soft rubber exhaust hose with sturdy aluminum tubing. For maximum performance, use with RIVA Pro-Series Water Box (part# RK16091-1). 2008-10 Models: Replaces restrictive 1 3/4" rubber exhaust hose with large 2 1/4" aluminum tubing & outlet. For maximum performance, use with RIVA Pro-Series Water Box (part# RK16091-1). Can also be utilized with OEM water box using silicone reduction coupler (part# RK16090-08-ERC). Description Part No. RIVA Racing Free Flow RK16090-08 Exhaust Kit Ultra 250 (08), 260 (2009-10), 300 (2011-12) Free Flow Exhaust Kit Ultra 310 (2014-18) RK16110 R&D ULTRA VALVE COVER BLOCK OFFS Features: • Inexpensively replaces worn or leaking valves • Lowers exhaust temperatures • Lowers exhaust back pressures • More consistent top speed averages • More precise AFR tuning • More responsive low end performance Description Part No. Ultra 250X/LX (07-08), 331-25000 STX-15F/12F Valve Cover Block Offs RIVA EXHAUST REDUCTION COUPLER Fits: 2009-10 Ultra 260 & 2008 Ultra 250. High-temp silicone reduction coupler allows RIVA Free Flow Exhaust Kit (Part # RK16090-08) to be used with the stock water box. Description Part No. RIVA Exhaust Reduction Coupler RK16090-08-ERC RK16090-08 RK16110