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MAXD-OUT ST Mk8 development continues
Fiesta ST Mk8 Stage 1R: up to 263bhp from a calibration, and the 1.5 Dragon is only getting started.
With over 100 Mk8 STs mapped through the Pumaspeed dealer network, independent dyno results are coming in from customers, and up to 263bhp on Stage 1R is an incredible result for such minimal hardware changes.
The 1.5T Dragon is as tuneable as the 1.6
The latest project from MAXD-OUT continues to be the fantastic Fiesta ST Mk8. Anyone who worried that the new 1.5T three-cylinder Dragon engine would not be anywhere near as tuneable as the 1.6 EcoBoost need not fear: Stage 2 and Stage 3 work is well under way, and it will not be long before we see a 300bhp 1.5T three-cylinder Fiesta.
This Stage 1R tune has been tested over many thousands of miles, in many countries and climates, to make sure of its durability and reliability. The new calibration is free to existing Stage 1 Mk8 MAXD-OUT customers who have the MAXD-OUT programmer, as part of the product loyalty programme. For new customers it is available exclusively through Pumaspeed and our ever-expanding dealer network.

Customer dyno result: 263bhp on Stage 1R
From a super-safe Stage 1 to Stage 1R
The moment the Mk8 ST was launched, the guys at MAXD-OUT were hard at work on the Pumaspeed development car. They very quickly released a super-safe Stage 1 file that took the market by storm: running no more than stock boost, it put no more stress on the motor than standard, and it still delivered the performance everyone expects from a MAXD-OUT calibration. With that file proven, and a number of development cars across Europe, MAXD-OUT and Pumaspeed are happy to announce the hugely anticipated Mk8 ST Stage 1R.
Switchable mapping, exclusive to MAXD-OUT
Not only has this calibration proved to give the best performance increase of any tune on the Fiesta ST Mk8 market, it also has features exclusive to MAXD-OUT, including on-the-road switchable mapping. Normal mode and Sport mode behave very differently, and enhance the driving experience in a way only MAXD-OUT know how.
In Normal mode the car is very much OEM-plus: all the eco features such as cylinder deactivation and stop-start stay enabled, while keeping the performance everybody expects from MAXD-OUT. Hit the Sport button and the car comes alive: amplified crackles on the overrun, sharper throttle response, a more aggressive hard-cut limiter, refined launch control and the full-fat performance that over 3,000 MAXD-OUT users across many different cars are used to.
How to get it
The Stage 1R file is available as an in-house flash at Pumaspeed HQ or with the DIY MAXD-OUT flash tuning box through the Pumaspeed dealer network, which means your Fiesta ST Mk8 can be mapped remotely anywhere in the world. Current MAXD-OUT Stage 1 customers are welcome to the new file at no additional cost. At launch in 2019 the workshop-fitted option was £329.99 and the DIY flash tuning box £429.99; see the product pages below for current pricing and packages. MAXD-OUT Tuning: nothing comes close.
MAXD Stage 1R remap, Fiesta ST Mk8 and Mk8.5 →MAXD Stage 2R remap →All Fiesta ST Mk8 tuning stages →
Since this article the Mk8 has gone on to 275bhp on Stage 2R and 300bhp with the X37 hybrid turbo, including an 8:14 lap of the Nürburgring. Call 01924 360260 to talk about your Mk8.











