Brisk Racing ER10s Spark Plugs (Set of 5 - Coldest Heat Range) Exhaust It really is very close

It really is very close to stock

We recommend trimming the rear bump stops by approximately 0

Supplied with a balance test result document

- 548 HP & 513 TQ on 91 octane

Cast aluminum end tanks results in superior flow

Brisk Racing ER10s Spark Plugs (Set of 5 - Coldest Heat Range) Exhaust It really is very closeDescription SET OF 5 FOR RS3 TTRS WE RECOMMEND CHANGING YOUR BRISK PLUGS EVERY 7,000 10,000 MILES. Brisk Silver Racing Spark Plugs are the best solution for high performance and racing engines. Silver Spark Plugs provide many unique and beneficial characteristics, Silver is taking spark plug technology to a whole new level, here are many reasons why our Brisk Silver Racing SparkPlugs are beneficial for your engines performance. Primary use: The BEST