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BMW E46 Top Mount Turbo Kit – Complete 600HP M54 Turbo System | One Touch Motorsports

BMW E46 Top Mount Turbo Kit – Complete 600HP M54 Turbo System | One Touch Motorsports

$4,995.95
Piping Kit Option
Coil Pack Upgrade

🐌 ONE TOUCH MOTORSPORTS E46 TOP MOUNT TURBO KIT — BMW E46 M54

Complete Turbo System • 600HP Capability • Designed for Real Builds

The One Touch Motorsports E46 Top Mount Turbo Kit is a complete turbo system designed to transform your BMW E46 M54-powered car into a serious performance platform capable of up to 600 horsepower without requiring additional major modifications.

This kit was engineered to provide a balanced, proven setup using high-quality components that work together reliably, eliminating the guesswork of piecing together a turbo build.

Every kit is assembled and inspected by One Touch Motorsports prior to shipping, ensuring all components meet our quality standards before they arrive at your door.

With professional engine management from Revmatch Motorsport, this kit includes a base ECU tune with 5 free revisions, giving builders a strong starting point for dialing in their setup.

Whether you're building a street monster, drift car, or track-focused E46, this kit provides the foundation needed to safely push the M54 platform to serious power levels.

Lead Time: 1–3 Weeks


🔥 WHAT’S INCLUDED

This kit includes the components required to support up to 600HP on the BMW M54 platform.

Top Mount Turbo Manifold from RSI!

GT35 Turbo (.72 A/R) — PSR T51R Mod

Tial Wastegate

HPX PMAS MAF Sensor

Full ECU with Base Tune from Revmatch Motorsport
• Includes 5 free revisions

Siemens Deka 80lb EV1 Fuel Injectors (x6)

Walbro 340LPH Fuel Pump

SCG-1 Boost & AFR Gauge

New Lambda (O2) Sensor

Pre-Gapped NGK BKR7E Spark Plugs (x12)

Catch Can System with AN Lines for Valve Cover

2.5" Intercooler & Hot Side Piping

3.0" Cold Side Piping

Twin Disc AlderSpeed Clutch
• Available for 10-Spline or 30-Spline transmissions

All required fittings, hoses, and supporting hardware


⚙️ OPTIONAL CONFIGURATIONS

Intercooler Piping

Choose your preferred setup:

DIY Piping Kit
• Raw piping supplied for custom fabrication

Fully Welded Piping Kit
• Pre-fabricated and ready to install


Coil Pack Upgrade Options (One Touch Motorsports)

Upgrade ignition performance with:

✔ Red Top 2-Bolt Coil Upgrade
✔ Pencil Coil Upgrade
B58 Complete Coil Pack Conversion


🔧 DIY FABRICATION REQUIRED

To allow flexibility for different builds, the following items are DIY fabrication but materials are supplied:

• Exhaust Downpipe
• Wastegate Dump Tube

This allows builders to route exhaust components based on their specific chassis setup, steering configuration, and turbo placement.


📦 QUALITY CONTROL

Every kit is:

Fully inspected prior to packing
✔ Carefully packaged to prevent damage during shipping
✔ Assembled using tested component combinations

Our goal is to ensure your turbo kit arrives ready for a smooth installation process.


📩 INCLUDED WITH YOUR ORDER

Every buyer receives:

• Base ECU tune installed
5 free tuning revisions from Revmatch Motorsport
• OTM installation notes
• Recommended starting setup guidance


⚠️ LEGAL, SAFETY & LIABILITY DISCLAIMER

🚫 FOR OFF-ROAD / COMPETITION USE ONLY

Not DOT-approved. Not intended for public road use.

By purchasing, you acknowledge:

Professional installation is strongly recommended.

One Touch Motorsports is not liable for misuse, improper installation, or abuse of performance parts, including but not limited to:

• engine damage
• drivetrain failure
• injury, death, or property damage
• emissions or road-use violations

All performance modifications are performed at the customer’s risk.

Fulfillment time

7 to 10 business days. Please Reach out if you have heard nothing from us in 4 Days!

Customer Support

sales@onetouchmotorsports.com

Returns

Customers may return a product within 10 days. The 10-day period starts from the day the customer accepts the product. 

See the full returns policy here

Customer Support

sales@onetouchmotorsports.com

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