splash n color Intake Carbon Cleaner Walnut Blasting Adapter for Subaru FA20 Engine – Fits BRZ FR-S 86 | Direct-Fit Screw Mount | DIY Valve Cleaning Tool for Direct Injection Service

["DIRECT-FIT SCREW MOUNT DESIGN — Precision-engineered adapter bolts directly onto your flat-four boxer engine intake manifold using existing mounting holes. No drilling, tapping, or permanent modifications required for a secure, sealed connection.","SEALED MEDIA BLASTING PORT — Cylindrical extension provides an airtight connection point for walnut shell blasting equipment. Channels crushed media directly into intake runners for thorough carbon deposit removal from valves and ports.","DURABLE ABS CONSTRUCTION — Built from high-impact ABS engineered for chemical resistance and structural rigidity under blasting pressure. Withstands repeated cleaning sessions without cracking, warping, or loss of seal integrity.","DIY GARAGE MAINTENANCE — Perform professional-grade intake valve decarbonization at home without scheduling dealership appointments. Direct injection engines accumulate carbon deposits over time that reduce power and fuel efficiency.","QUICK SETUP AND REMOVAL — Attach using pre-aligned screw holes, connect your blasting equipment, clean, and remove. Entire process requires only basic hand tools. Compact design stores easily in your toolbox between service intervals."]