SKU: 15999-RK015 | UPC: 4957266655603
HKS Tone Fitting Wrench 15999-RK015 for Hi-Power Muffler Band Clamps
The HKS Tone Fitting Wrench is a dedicated tool for tightening band clamps on Hi-Power SPEC-L Tone mufflers and other HKS exhaust systems. It provides the exact fit needed for M8 nuts in confined engine bay areas. This ensures leak-free connections and reliable performance on Subaru, Nissan, Toyota, and Honda JDM models with HKS exhausts.
Key Features
- Specialized Head Design: Thin 12-point box end fits HKS muffler band clamp M8 bolts precisely to prevent rounding or slippage during installation.
- Extended Reach: 170mm length allows access to hard-to-reach exhaust clamps without removing components.
- Durable Steel Build: Chrome vanadium construction resists wear for repeated use on performance builds.
- Ergonomic Grip: Knurled handle delivers confident torque application up to 25Nm without hand fatigue.
- Compact Storage: Lightweight at 110g fits in tool kits for trackside adjustments.
Product Notes
- Pair with HKS exhaust gaskets for complete seal during muffler assembly.
- Clean band clamps before torquing to avoid debris interference.
- Ships in protective plastic sleeve inside cardboard box.
Installation Notes
- Professional installation recommended.
- Torque band nuts to 20-25Nm in a star pattern for even clamp pressure.
- Compatible with all HKS Hi-Power muffler band hardware. no adapters needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | HKS | Hi-Power SPEC-L Tone | Muffler Band Clamps |
| 2008-2021 | Subaru | WRX/STI | All |
| 2015-2023 | Nissan | 370Z/GT-R | All |
| 2017-2023 | Honda | Civic Type R | All |
| 2013-2020 | Toyota | 86/BRZ | All |
Why Choose HKS?
- Decades of JDM motorsport development refine every tool for reliability.
- Factory-direct engineering matches HKS exhaust hardware perfectly.
- Strict quality testing ensures consistent performance in racing conditions.
Frequently Asked Questions
- Q: Does this wrench fit all HKS mufflers?
A: Yes it fits M8 band clamps on Hi-Power SPEC-L Tone and most Hi-Power series mufflers across JDM applications. - Q: What material is the wrench made from?
A: High-strength chrome vanadium steel with black oxide finish for corrosion resistance and long-term durability. - Q: Is special warranty coverage included?
A: HKS offers limited lifetime warranty against manufacturing defects when used as directed on compatible parts.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: 8 x 3 x 1.5 inch box
- Weight: 0.25 lbs





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