These are more resilient to being drained
• Flow 56-57lbs per min
The CORSA X-Pipe resonator delete kit for the 2017-2020 Gen 2 F150 Raptor replaces the stock resonators
The stock Evo 8 actuator will not work
4 cc Compression Ratio: 10
Dress Up Bolts Titanium Stage 2 Engine Bay Kit for 2015-2021 WRX/STi (SUB-015) Select Color Finish::Purple These are more resilient toAvailable black, blue, gold, polished, purple, red and the multi color true burned finish. Fits the 2015 2021 Subaru WRX and STi models. This hardware kit replaces the bolts, washers and nuts around the outer engine bay and fenders including the headlight mounts, inner fender, strut tower, radiator mounts, hood hinges, fuse box, battery tie down and abs mounts. Check the images for exact bolt placement. Vehicle Fitment: 2015 2021 Subaru STi EJ 2015