As power levels increase, every component behind the engine matters.

Fuel delivery.

Transmission strength.

Cooling.

Turbo efficiency.

These systems determine whether a build simply makes impressive numbers—or consistently performs under demanding conditions.

That's where Spool Performance has carved out its niche. Rather than focusing on a single product category, Spool develops complete performance solutions that support the entire drivetrain, allowing enthusiasts to build reliable, high-horsepower vehicles without overlooking the components that matter most.

Building Beyond the Bolt-On Stage

There comes a point where traditional modifications are no longer enough.

Higher boost requires additional fuel.

More torque demands stronger transmission components.

Greater airflow calls for upgraded turbochargers and supporting hardware.

Spool Performance engineers products specifically for these advanced builds, combining extensive research, CAD design, CFD analysis, durability testing, and real-world validation before bringing products to market.

Product Categories

Spool Performance offers an extensive lineup of performance upgrades, including:

• Hybrid and full-frame turbochargers
• High-pressure fuel pump systems
• Low-pressure fuel pump upgrades
• Auxiliary fuel systems
• Upgraded fuel injectors
• Ethanol analyzer kits
• Charge pipes
• Turbo inlet pipes
• Intercoolers
• Performance exhaust systems
• Transmission upgrades
• DCT clutch kits
• ZF 8HP transmission components
• Torque converters
• Engine build services
• Performance wiring harnesses
• Fuel system accessories

Each product is engineered to complement demanding street, drag racing, and road course applications where reliability is just as important as peak performance.

Vehicle Applications

Spool Performance develops products for a broad range of modern high-performance platforms, including:

BMW

• B58 Gen 1
• B58 Gen 2
• S58
• N20 / N26
• BMW DCT applications
• ZF 8HP-equipped models

Including products for vehicles such as:

• M240i
• M340i
• 340i
• 540i
• G87 M2
• G80 M3
• G82 M4
• Toyota GR Supra (A90/A91)

Mercedes-AMG

Support for numerous AMG engines, including:

• M133
• M177
• M178
• M256
• M276
• M278
• M157

Applications include:

• C63 AMG
• E63 AMG
• GT
• GT S
• GT C
• GT R
• GLC63
• GLE63
• GLS63
• SL63
• AMG GT 4-Door
• AMG 53 models

McLaren

• 570S
• 600LT
• 720S
• 750S
• 765LT

Porsche

• 992 911 Turbo
• Cayenne Turbo
• Panamera Turbo

Additional Platforms

Spool Performance also offers products for Audi RS models, Lamborghini Urus, Kia Stinger, Ford GT500, Dodge 8HP applications, Ferrari DCT platforms, Nissan VR30DDTT vehicles, Aston Martin, and additional high-performance platforms. Product availability varies by model and engine family.

Engineered for Serious Enthusiasts

Spool Performance isn't built around entry-level modifications.

Its products are designed for enthusiasts who continue pushing their vehicles beyond factory limitations with carefully engineered solutions for fueling, turbocharging, drivetrain durability, and overall reliability.

Whether you're upgrading a BMW B58, strengthening an AMG transmission, or building a 1,000+ horsepower supercar, Spool Performance develops the hardware needed to support the next stage of the build.

Explore Spool Performance at XPH

At XPH, we offer a wide selection of Spool Performance products for enthusiasts looking to upgrade fueling systems, turbochargers, transmissions, and supporting components with solutions engineered for today's highest-performing street and track builds.

Shop Spool Performance at XPH: https://x-ph.com/spool-performance/