HKS GR Supra B58 Front Metal Catalyzer
SPECIAL ORDER ITEM DIRECT FROM JAPAN
- Does not qualify for free shipping due to freight requirement.
- Estimated arrival will be incorrect at checkout.
IMPORTANT: A freight shipping quote will be provided via email after purchase or upon request.
Estimated arrival will be incorrect at checkout.
Special order items are final sale.
Once an order is placed it cannot be cancelled or returned.
An expected ship date will be sent via email within 2-3 days of purchase.
Please direct all inquires to support@limitplus1.com
Overview
For further performance enhancement:
Universal sport type catalytic converter that can be used various level of tuning cars. It is well balanced for high horsepower and high cleaning performance.
- Target Horsepower 500 - 600PS.
- It is well balanced for high horsepower and high cleaning performance.
- Oval and Round types are released for various vehicles.
- Oval Type can be used for φ85 - φ90 and Round Type can be used for φ115. (Modification is required.)
- As they are universal type, flanges need to be welded.
Information From HKS
- The HKS catalyzer has 150 cells compared to the stock catalyzer‘s 600 cells, resulting in a 40% lower exhaust pressure.
- Gain an approx. 13PS advantage by just replacing catalyzer. (In-house test)
- The outlet is made by lost wax casting in order to produce ideal layout.
- The product satisfies the new emission regulations by selected a cell with an optimized ratio of catalytic precious metals.
- WLTC emission tests are thoroughly conducted in-house, and a third-party test certificate is obtained.
| Main material | SUS304 | |
| Diameter of pipe | φ85 (Front) | |
| Close noise level | Stock | 84dB (Idle: 58dB) |
| HKS | 89dB (Idle: 59dB) * | |
*Measurements with the stock muffler. 93dB with HKS super turbo muffler (idling: 61dB)
■Flow Bench Testing
