HKS Resonated 3" Silent Hi-Power Cat Back Exhaust System
This range of high performance exhaust systems from HKS has been carefully designed to improve flow rate and reduce back pressure whilst retaining road legal noise levels while maximizing high end power gains.
The HKS Hi Power range of exhaust consist of different exhaust systems that all offer their own benefits depending on your needs.
Silent Hi Power exhausts offer high performance and a sporty appearance with the added benefit of reduced noise levels, these systems are made of T304 grade stainless steel for high lustre and long lasting performance. They also introduced the silent chamber on certain models which removes alot of the lower frequency noise.
Hi Power 409 exhausts are a cost effective option, The rear section is made from SUS304 grade stainless steel while the non visible piping section is made from coated T409 which is more resistant to thermal expansion and has improved acoustic properties. This allows Hi Power 409 systems to have a straight through design without fear of excessive noise.
Hi Power Spec L exhausts are a light weight option that is half the weight of the stock system with a tip wrapped in carbon. Made of T304 it is super lightweight and has good over all performance.
Hi Power Spec R exhausts are 65% lighter than the stock system and being a one piece system reduce inefficiencies that can be found at the joints of stock systems. Made of titanium to ensure the system is lightweight and durable against weather.
| Brand | HKS |
| MPN | 31019-AM007 |
UK Mainland Delivery Prices
| Delivery Type | Cost | Estimated Delivery Time |
| Standard Delivery | from £1.33 | 2-3 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Express Delivery | from £1.68 | 1-2 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Special Delivery | from £12.54 | For any next working day delivery order before 4.30pm Monday to Thursday. For any weekend delivery order before 4.30pm Friday |
| Click & Collect | from £7.62 | Collect your parcel from a local post office. 2-3 working days from day of despatch(Excludes weekends and Bank Holidays) |
For international shipping please visit our delivery page.
For information about returning an item please visit our returns page.
Shop now. Pay later with Klarna.
We're excited to announce we have partnered with Klarna to bring you new ways to pay at checkout.
Here's how it works
Step 1
Add products to your cart and select "Klarna" when you check out
Step 2
Enter a few personal details and you'll know instantly if you're approved
Step 3
Klarna will send you an email confirmation and reminders when it's time to pay and you can manage your orders and payments in the Klarna app.
Payments Information
Pay in 30 days
Make your purchase today so you can try before you buy. Only pay for what you keep. Pay up to 30 days later. No interest. No fees when you pay on time. No impact to your credit score.
Paying after delivery allows you to try before you buy and is the easiest way to shop online.
- Complete the payment in full after purchase at no added cost.
- Report returns directly in our app and only pay for the items that you keep.
- Not making your payment on time could affect your ability to use Klarna in the future.
- Debt collection agencies are used as a last resort
You must be 18+ and a UK resident to be eligible for this credit offer. Pay Later Terms and Conditions
Pay in 3 interest-free instalments
Spread the cost of your purchase into 3 interest-free instalments. The first payment is made at point of purchase, with remaining instalments scheduled automatically every 30 days. No interest or fees. Select the Klarna option and enter your debit or credit card information. To check your eligibility, Klarna will perform a soft search with a credit reference agency. This will not affect your credit score.
No interest. No fees when you pay on time. No impact to your credit score.
- A new way to pay that's an alternative to a credit card.
- 3 instalments gives you flexibility to shop without interest or hidden fees.
- Not making your payment on time could affect your ability to use Klarna in the future.
- Debt collection agencies are used as a last resort.
You must be 18+ and a UK resident to be eligible for this credit offer. Pay in 3 Terms and Conditions
About Klarna
Pay online or in the app
Review your latest purchases and make payments in the Klarna app or online.
- Download the Klarna app: https://www.klarna.com/app
- Log in online: https://app.klarna.com/login
- Chat with customer service: https://www.klarna.com/uk/customer-service/
Safe and secure
With Klarna, you are always covered through Klarna's Buyer Protection policy. Modern safeguards protect your information to prevent unauthorized purchases.
Frequently asked questions
Visit our FAQ page (https://www.klarna.com/uk/customer-service/) to find out more about using Klarna.
About Klarna
At Klarna, we have a relentless focus on creating the best shopping experience in the world. We believe payments are so much more than just a way to send money. That's why our smooth checkout options give you more time and control so you can focus on the things you love.
- More than 90 million shoppers are using Klarna.
- 200,000 retailers are working with us worldwide.
- We're one Europe's largest banks and we've been powering online checkouts for over 15 years.
Demon Tweeks acts as an introducer and not a lender of unregulated credit products provided by Klarna Bank AB (publ). Credit is only available to permanent UK residents aged 18+, subject to status, T&Cs apply.
Please note Pay in 30 days and Pay in 3 instalments is not regulated by the FCA. Borrowing beyond your means could seriously affect your financial status, ensure you can afford to make your repayments on time by the due date.
Please spend responsibly. Borrowing more than you can afford could seriously affect your financial status. Make sure you can afford your monthly repayments on time.