RPM Kawasaki H2 Big Mouth E-Valve Mid Pipe | Resonated Delete
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RPM Kawasaki H2 Big Mouth Resonated Cat Delete Mid Pipe with E-Valve
The RPM Kawasaki H2 Big Mouth E-Valve Mid Pipe is the ultimate upgrade for riders looking to unlock more power, better flow, and on-demand sound control from their Kawasaki Teryx H2. Designed as a direct replacement for the restrictive OEM pre-muffler, this system delivers real performance gains without sacrificing drivability or comfort.
Unlike basic straight pipe deletes, RPM engineered this system with a high-flow electronic dump (E-Valve) and integrated 6" resonator, creating the perfect balance between performance and sound quality. The 50mm tubing upgrade improves exhaust flow to the factory rear muffler, increasing horsepower while reducing unwanted rasp and drone.
With the valve closed, the system delivers a quieter, refined exhaust tone ideal for cruising and trail riding. Open the valve, and it transforms into a loud, aggressive exhaust note with enhanced power delivery—giving you full control at the flip of a switch.
This system installs easily using factory mounting points, hardware, and gaskets, requiring no cutting, welding, or tuning. Built from premium stainless steel and TIG welded for durability, it’s designed to handle extreme off-road conditions while reducing heat compared to the OEM setup.
Key Features
- Direct replacement for OEM pre-muffler (cat delete mid pipe)
- Integrated E-Valve electronic dump system for adjustable sound
- Built-in 6" resonator reduces rasp and unwanted noise
- 50mm tubing upgrade for improved exhaust flow
- Gains up to +16 HP (~7%) with intake and tune
- Plug-and-play wiring harness with backlit switch included
- Retains factory O2 sensor location
- Includes secondary 18mm O2 bung for wideband/dyno tuning
- 100% bolt-on installation – no cutting or modifications required
- No tuning required for installation
- Precision TIG-welded stainless steel construction
- Reduces exhaust heat compared to stock
Performance Gains
- Stock Baseline: 213.5 HP
- RPM Big Mouth E-Valve Mid Pipe: 229.5 HP (+16 HP / +7%)
- Weight Reduction: ~21 lbs lighter than stock
- Improved throttle response and exhaust efficiency

Fitment
- 2026 Kawasaki Teryx H2 Models
Why Choose the RPM Big Mouth E-Valve Mid Pipe?
This isn’t just a simple delete pipe—it’s a fully engineered performance upgrade. With a built-in resonator and electronic valve, you get the power and sound of a race exhaust when you want it, and quiet, refined performance when you don’t. It’s the perfect solution for riders who want versatility without compromise.
FAQ
Does this require tuning?
No. This system is designed to run on a stock tune, though additional tuning can unlock even more performance.
How loud is it?
With the valve closed, it’s refined and controlled. Open the valve, and it becomes loud and aggressive.
Is this a true bolt-on system?
Yes. It installs using factory mounting points, hardware, and gaskets with no modifications required.
What is the benefit of the resonator?
The 6" resonator reduces rasp and harsh tones, giving you smoother, cleaner exhaust sound.
Can I use a wideband sensor?
Yes. It includes a secondary 18mm O2 bung for dyno tuning and data logging.
Does it reduce heat compared to stock?
Yes. The design helps reduce exhaust heat radiation compared to the OEM muffler.
Upgrade your Kawasaki Teryx H2 with the RPM Big Mouth E-Valve Mid Pipe from Dunes 2 Dezert SXS and unlock better performance, improved sound control, and a true bolt-on exhaust upgrade built for serious riders.