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£2,969.70
The stage 1 performance package for the Mercedes 55 series engine includes RENNtech’s proprietary ECU upgrade in addition to their full carbon fibre airbox upgrade which offers a larger volume of incoming air for better engine breathing and improved cylinder filling.
This combination that provides noticeable increases horsepower, torque and throttle response across the vehicles entire powerband while still maintaining daily driver reliability.
Stage 1 Performance Package includes:
SLK 55 (R171) Stock Performance:
Modified Performance:
Due to some of the products coming direct from RENNtech USA please allow 7-10 days for delivery
Prices may vary in accordance to the current exchange rate, please contact us for the current confirmed price
Our refunds policy can be found here
Minimum purchase £250.
Representative Example: Cost of Goods £1200, Deposit £50, Amount of Credit £1,150, Annual Fixed Interest Rate 26.47%, Monthly Payment £46.85, Term 36 months, Total Payable £1736.60, Representative 29.9% APR
Subject to status. T&Cs apply.
Registered office address
C/O Dpc, Stone House, 55 Stone Road Business Park, Stone Road, Stoke-on-Trent ST4 6SR
Registered in England and Wales No 04058771
Trading address
Unit 6, Newman Close, Greenfield Industrial Estate, Congleton, Cheshire, CW12 4TR
Collins Performance Engineering LTD is authorised and regulated by
the Financial Conduct Authority (Firm reference number 795757). We are a
credit broker, not a lender, and offer credit facilities from Snap Finance Ltd. Snap Finance Ltd act as
the lender. Credit Subject to status. Terms and Conditions apply.
Snap Finance Ltd is a company registered in England and Wales. Company Number 08080202
Registered address: Snap Finance Ltd, 1 Vincent Avenue, Crownhill, Milton Keynes, MK8 0AB