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NEXT LEVEL PERFORMANCE PRODUCTS BY ZERONINE DESIGN - BECAUSE 'GOOD ENOUGH' JUST ISN'T IN OUR VOCABULARY

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FEN063AA

09D Oil Filler Cap [Fiesta ST Mk8/8.5 | Puma ST | Focus ST Mk4/4.5 | Kuga 1.5]

Product Overview

Add a touch of precision-engineered detail to your engine bay with the 09Design Oil Filler Cap. Machined from billet aluminium, anodised in gloss black and laser etched with our signature branding, it’s the perfect blend of form and function, supplied complete with a heat resistant Acetal Key for easy removal, even when hot.

Perfectly matched to our Brake Fluid Cap and Coolant Cap.

KEY FEATURES AND ADVANTAGES

KEY FEATURES AND ADVANTAGES

  • CNC mill-turned from 6082 aluminium billet
  • Finished in gloss black anodising for durability and improved aesthetics
  • Laser-etched ZeroNine logo adds a subtle, premium touch
  • Supplied with interlocking Acetal removal key
  • Key design prevents the need to touch the hot cap directly after engine use
  • Fits perfectly with other 09D under-bonnet upgrades (coolant, brake, etc.)
  • Direct-fit replacement for the OEM plastic cap
  • Perfectly matches our billet coolant and brake fluid caps for a clean, cohesive look.
  • CNC mill-turned from 6082 aluminium billet
  • Finished in gloss black anodising for durability and improved aesthetics
  • Laser-etched ZeroNine logo adds a subtle, premium touch
  • Supplied with interlocking Acetal removal key
  • Key design prevents the need to touch the hot cap directly after engine use
  • Fits perfectly with other 09D under-bonnet upgrades (coolant, brake, etc.)
  • Direct-fit replacement for the OEM plastic cap
  • Perfectly matches our billet coolant and brake fluid caps for a clean, cohesive look.

TECHNICAL DATA

TECHNICAL DATA

  • Material: Billet T6‑6082 aluminium (cap), machined Acetal (key)
  • Finish: Gloss black anodised
  • Branding: Laser‑etched 09D logo
  • Design: Fully machined with new sealing O-ring for a secure fit
  • Grip Detail: Precision diamond knurl for positive handling
  • Installation: Simple replacement, no tools required
  • Material: Billet T6‑6082 aluminium (cap), machined Acetal (key)
  • Finish: Gloss black anodised
  • Branding: Laser‑etched 09D logo
  • Design: Fully machined with new sealing O-ring for a secure fit
  • Grip Detail: Precision diamond knurl for positive handling
  • Installation: Simple replacement, no tools required

FITMENT

FITMENT

  • Ford Fiesta ST Mk8 / Mk8.5
  • Ford Puma ST (1.5 EcoBoost)
  • Ford Focus ST Mk4 / Mk4.5 (2.3 EcoBoost)
  • Ford Kuga (1.5 EcoBoost)

Note: Fits all EcoBoost engines using the twist-lock oil cap design. If unsure on compatibility, feel free to get in touch. For Focus RS / Fiesta ST Mk7 Models, please see FEN065AA (09D Oil Filler Cap).

  • Ford Fiesta ST Mk8 / Mk8.5
  • Ford Puma ST (1.5 EcoBoost)
  • Ford Focus ST Mk4 / Mk4.5 (2.3 EcoBoost)
  • Ford Kuga (1.5 EcoBoost)

Note: Fits all EcoBoost engines using the twist-lock oil cap design. If unsure on compatibility, feel free to get in touch. For Focus RS / Fiesta ST Mk7 Models, please see FEN065AA (09D Oil Filler Cap).

Frequently Asked Questions (FAQs)

The billet aluminium body retains heat, which is why we include the Acetal Key, it locks into the top of the cap allowing you to safely remove it without direct contact.

No need, our oil filler caps are all supplied
with a new sealing O-ring to ensure the perfect seal.

Absolutely. It follows the same design
language and finish as our coolant cap, brake fluid cap, and battery clamp,
ideal for a clean and cohesive bay.

Not at all, simply unscrew your existing filler
cap and twist the 09D cap into place.

SHIPPING & RETURNS

SHIPPING & RETURNS

Orders are shipped Monday to Friday, with weekend orders dispatched on Monday. Shipping is handled via FedEx or DHL with full tracking provided.

UK delivery: Typically next working day.

International delivery: Usually 2–5 working days, depending on location.

Under UK consumer law, unused items can be returned within 14 days of receipt for a refund, provided they are in original condition and packaging. Return shipping costs are the customer's responsibility unless the item is faulty or incorrect. Contact the team prior to sending any returns.

Orders are shipped Monday to Friday, with weekend orders dispatched on Monday. Shipping is handled via FedEx or DHL with full tracking provided.

UK delivery: Typically next working day.

International delivery: Usually 2–5 working days, depending on location.

Under UK consumer law, unused items can be returned within 14 days of receipt for a refund, provided they are in original condition and packaging. Return shipping costs are the customer's responsibility unless the item is faulty or incorrect. Contact the team prior to sending any returns.

WARRANTY

WARRANTY

All products are covered by a 12-month warranty against manufacturing defects. This does not cover normal wear and tear, misuse, or damage during installation. For warranty claims, contact support with your order details.

All products are covered by a 12-month warranty against manufacturing defects. This does not cover normal wear and tear, misuse, or damage during installation. For warranty claims, contact support with your order details.