Performance Parts,
Perfected Solutions
Curated performance parts that solve OEM problems. Complete packages with everything you need. Installation tutorials with every purchase. North America-wide shipping.
30-Day
Money Back
North America
Wide Shipping
Tutorials
With Purchase
E46 M3 Performance Programs
Organized by system, each program offers curated parts that solve real problems. From powertrain to chassis, we've got your E46 M3 covered.
Powertrain Program
Enhance the performance and response of the S54 engine and 6-speed transmission. From intake systems to exhaust solutions, unlock your M3's true potential.
- Performance intake systems
- Exhaust upgrades and headers
- Engine software tuning solutions
Chassis Program
Complete suspension, brakes, and structural components revisited with modern engineering. Transform your E46 M3's handling and stopping power.
- Coilover suspension systems
- Big brake upgrade kits
- Bushings and reinforcement
Exterior Program
CSL-inspired aesthetics and lightweight carbon fiber components. Enhance both form and function with premium exterior upgrades.
- Carbon fiber aerodynamics
- CSL-style body components
- Lighting and trim upgrades
Maintenance Program
The E46 M3 and S54 engine have known issues. We've researched, documented, and curated the best preventative solutions on the market.
- VANOS repair and upgrade kits
- Rod bearing solutions
- Cooling system upgrades
Featured Performance Packages
Everything you need in one package. No missing parts, no mid-job surprises. Just complete, curated solutions for common E46 M3 upgrades. Plus installation tutorials.
PopularComplete Clutch Package
Everything for a clutch job: flywheel, clutch kit, throw-out bearing, pilot bearing, hardware, and all gaskets. Nothing forgotten.
Cooling System Refresh
Complete cooling system overhaul: radiator, water pump, thermostat, hoses, expansion tank, and all necessary hardware.
Track-Ready Suspension
Performance coilovers, adjustable control arms, upgraded bushings, and alignment hardware. Transform your handling.
Complete Installation Tutorials Included
Every part and package comes with comprehensive installation tutorials. We show you exactly how to install it, what tools to use, and how to do it the best possible way.
HD Video Tutorials
Professional video guides showing every step of the installation process
Detailed PDF Guides
Downloadable step-by-step instructions with photos and torque specifications
Tool Lists & Tips
Complete tool requirements and pro tips to avoid common mistakes
No More Guessing or Missing Parts
We've been there—mid-job, missing that one crucial gasket or bolt, or unsure about the next step. That's why every package includes not just all the parts you need, but also comprehensive tutorials showing you exactly how to install them correctly.
- Complete parts lists - nothing forgotten
- Step-by-step video tutorials - see exactly how it's done
- Torque specifications - do it right the first time
- Pro tips from experience - avoid common pitfalls
Built on E46 M3 Expertise
S-Technic Performance was born from a passion for the BMW E46 M3 and years of hands-on experience solving the unique challenges these incredible machines present.
We've been there—mid-job, missing that one crucial gasket or bolt. That's why every package we curate includes everything you need, plus comprehensive installation tutorials showing you exactly how to do it right. No surprises, no extra trips to the parts store, just complete solutions backed by real-world experience.
Magazine Features & Trade Shows
Recognized in automotive publications and active in the enthusiast community
Comprehensive Documentation & Tutorials
Every product comes with detailed video tutorials, PDF guides, and expert support
North America-Wide Service
Whether you're in Ontario or anywhere else, we ship complete solutions
Ready to Upgrade Your E46 M3?
Browse our curated programs and complete packages. Every order ships with comprehensive installation guides and our 30-day money-back guarantee.