BMW F3x/F8x Billet Top Hat

Take your BMW’s performance to the next level with the Precision Raceworks BMW F-Series Billet Top Hat, a premium upgrade designed to deliver unparalleled fuel system reliability and versatility. Engineered for BMW F3x/F8x models, this billet top hat is the ultimate solution for enthusiasts who demand more from their vehicles.

Unmatched Features and Benefits

• Durable and Reliable Electrical connectors: Eliminate melted top hats caused by the known poor factory connections with a robust, precision-engineered design.
• Multi-Configuration Capability for All Models: Seamlessly supports AFS™s, surge tanks, Stage 3, Stage 4 & more!
• Optimized Fuel Flow Management:
  • Up to three high-flow fuel ports for flexible setups.
  • Includes a high-flow fuel filter with a replaceable USA-made Micro-Glass element (10-micron standard, 6-micron available).
  • 5-bar fuel pressure regulator ensures compatibility with factory systems.
• Premium Build Quality: Anodized aluminum billet construction for exceptional strength and resistance to wear and corrosion.
• High Current Primary Electrical Connectors: Designed to handle demanding electrical loads with ease.
• Hermetically Sealed Wire Pass-through: Our proprietary HMS wire pass-through prevents vapor or fuel passing through the wire and supports PWM control.
• Comprehensive In-Tank Solution: Comes with hoses and pinch clamps for compatibility with any single or dual pump configuration.

Performance-Driven Configurations

• Single Pump Direct Upgrade: A straightforward performance enhancement for any build.
• Dual Pump Options: Supports single output dual pump or dual output dual pump (which provides stand alone fueling for both Direct Injection and Port Injection)
  
• Advanced AFS™-style Integration: Achieve unparalleled fuel delivery & scalability with a dedicated AFS™-style configuration.

What’s Included

• Anodized aluminum billet top hat, precision-machined for superior performance.
• High-flow fuel fittings and plugs for unused ports.
• Replaceable fuel filter with a 5-bar regulator for factory compatibility.
• Wiring harnesses for both primary and secondary pumps (8 wires total).
• In-tank hoses and clamps for versatile configuration setups.

Upgrade Notes

• Installation may require cutting the factory harness to replace it with the included connector.
• Additional components, such as fuel lines, regulators, and filter kits, may be needed depending on your vehicle's setup (available separately).

Why Choose Precision Raceworks?

At Precision Raceworks, we’re committed to providing BMW enthusiasts with cutting-edge solutions that maximize performance and reliability. The F-Series Billet Top Hat is no exception—crafted with precision engineering and designed for seamless integration, it’s the perfect upgrade for drivers who demand the best.

Upgrade your BMW today with the Precision Raceworks F-Series Billet Top Hat and experience the difference. Unleash the potential of your fuel system and drive with confidence!

Precision Raceworks shipping & returns

• Returns: new, unused parts can be returned within 30 days of shipment. Parts that have been installed, mounted or modified can't be returned, refunded or exchanged.
• Restocking fee: eligible returns are refunded or exchanged minus a restocking fee of up to 25%. Shipping charges, insurance and duties are non-refundable, and return shipping is paid by the customer.
• Special orders and customized items can't be cancelled, returned or exchanged.
• Cancellations: orders can be cancelled for a full refund only before they ship.
• Back-orders ship as soon as they become available and can be cancelled for a full refund before they ship.
• Damage or wrong item: inspect your package on arrival and contact us within 2 business days, keeping the original packaging and photos of any damage.
• It's the customer's or installer's responsibility to confirm the correct size and application before installing any part.

To start a return or ask a question, contact us with your order number.