do88 Charge Pipe (Silicone Hose Kit) – BMW B58/S58 & Toyota Supra

OVERVIEW

The factory charge pipe system on B58 and S58 engines relies on plastic pipes and rubber/silicone couplers that are a known weak point once boost is increased beyond stock levels — they're prone to cracking, ballooning, or blowing off entirely under sustained high boost. The do88 Charge Pipe kit is a complete replacement system: mandrel-bent aluminum piping paired with do88's own high-temperature, high-pressure silicone hoses, engineered specifically for each platform's charge pipe routing.

SPECS

• Piping: Mandrel-bent aluminum charge pipe(s), replacing the factory plastic sections with smooth, consistent-diameter tubing for improved flow and durability
• Silicone hoses: do88's own silicone couplers connect the aluminum piping to the turbo/charge cooler manifold — rigid enough to resist ballooning under boost and collapsing under vacuum, unlike factory rubber
• S58 specific: Includes a mandrel-bent charge pipe from the rear turbo along with a cast aluminum Y-pipe, replacing the factory plastic sections entirely — increases heat and pressure tolerance and integrates cleanly into the engine bay
• B58 specific: Replaces the factory plastic charge pipe routing between the turbo/charge cooler manifold and throttle body with do88's aluminum-and-silicone system; ~27% more flow than OEM
• Complete kit: Includes everything needed for the swap — pipe(s), silicone hoses, and clamps

PARTS INCLUDED

• 1x do88 charge pipe kit (platform-specific): aluminum pipe(s), silicone hoses/couplers, and clamps

TECH RESOURCES

• Direct-fit design intended for a straightforward, bolt-on installation — do88 provides installation instructions with each kit.
• Replaces the factory plastic charge piping entirely; retains factory-style connection points at the turbo/manifold and throttle body ends.
• On the G-Series (Gen 2) platform, space between the throttle body and slam panel is very limited — minor grinding of the slam panel edge may be required to fit the pipe.
• Strongly recommended for any vehicle running higher-than-stock boost, since the factory plastic charge piping is a common failure point once boost increases.
• Pairs well with a do88 Charge Cooler Manifold and/or Front Intercooler Radiator for a complete charge-air system upgrade, though it installs and functions independently as well.
• TR-410 installation instructions (B58 Gen 1) »
• TR-390-GX installation instructions (B58 Gen 2 / Supra) »
• TR-420 installation instructions (S58 G8X) »

PART NUMBER

• TR-410 (B58 Gen 1 F-Series)
• TR-390-GX (B58 Gen 2 G-Series and Supra)
• TR-420 (S58 G8X)

VEHICLE APPLICATIONS

Note: do88 doesn't sell a standalone silicone hose kit for this platform — the silicone hoses are engineered as part of this charge pipe system. Always confirm your exact chassis and engine generation before ordering.