Panda Motorworks
Panda Motorworks Direct Port Water/Meth Injection Kit (Focus ST/RS)
Regular priceFrom $ 1,099.99Unit pricePrecision Raceworks
Precision Raceworks Port Injection Kit - Focus ST/RS
Regular priceFrom $ 1,250.00Unit priceRadium Engineering
Radium Engineering Fuel Filter Kit, 2016+ Focus RS
Sale priceFrom $ 185.20 Regular price $ 194.95Unit priceRadium Engineering
Radium Engineering Fuel Surge Tank Complete Kit, Focus EcoBoost
Regular priceFrom $ 1,032.99Unit priceNostrum
Nostrum 2.3L EcoBoost Ford Focus RS Stage 1 bundle
Sale price $ 2,471.00 Regular price $ 2,598.00Unit priceMishimoto
PERFORMANCE INTERCOOLER KIT, FITS FORD FOCUS RS 2016–2018
Regular price $ 1,299.95Unit priceSnow Performance
Snow Performance 2.5 Gallon Reservoir (With Brackets)
Regular price $ 140.62Unit priceNostrum
Nostrum 2.0L/2.3L EcoBoost Ford Focus ST / RS / Mustang Upgraded Direct Injectors
Regular price $ 1,130.00Unit priceMishimoto
HOT-SIDE INTERCOOLER PIPE KIT, FITS FORD FOCUS RS 2016–2018
Regular price $ 345.95Unit price- Sale
Nostrum
Nostrum 2.3L EcoBoost Ford Focus RS High Pressure Fuel Pump Kit
Sale price $ 2,575.00 Regular price $ 2,599.00Unit price Mishimoto
COLD-SIDE INTERCOOLER PIPE, FITS FORD FOCUS RS 2016–2018
Regular price $ 169.95Unit priceRadium Engineering
Radium Engineering Fuel Surge Tank Install Kit, Focus EcoBoost
Sale price $ 427.45 Regular price $ 449.95Unit price