Mishimoto Oil Filler Cap

1997–1999 Acura CL / 1986–2001 Acura Integra / 1986–1995 Honda Civic / 1986–2001 Nissan Engines

Part #: MMOFC-HN-HOONRD

Overview

The Mishimoto Honda Oil Filler Cap is a high-quality, CNC-machined billet aluminum cap designed to enhance both the style and functionality of your engine bay. Crafted with precision and durability in mind, this oil filler cap is an excellent upgrade for enthusiasts looking to add a touch of sophistication while ensuring a secure seal on their engine's oil fill port. Compatible with a wide range of Honda, Acura, and Nissan engines from the late '80s through the late '90s and early 2000s, this cap is perfect for daily drivers, show cars, and performance builds alike.

By replacing the factory oil filler cap with the Mishimoto CNC billet cap, you'll not only improve the aesthetic appeal of your engine bay but also benefit from a robust, leak-proof seal. The included O-ring guarantees a tight fit, preventing oil leaks and contamination, while the Mishimoto logo on the top adds a premium look that showcases your commitment to quality. Whether you're restoring a classic or upgrading your current setup, this oil cap is a simple yet impactful modification that combines style and function seamlessly.

Key Features

The Mishimoto Honda Oil Filler Cap offers several technical advantages designed to meet the needs of automotive enthusiasts:

• Constructed from CNC-machined billet aluminum for exceptional strength, corrosion resistance, and a premium finish that resists heat and wear.
• Available in Black and Red finishes, allowing you to customize your engine bay's appearance to match your build or personal style.
• Includes a high-quality O-ring to ensure a secure, leak-proof seal, preventing oil spills and contamination during vehicle operation.
• Features the Mishimoto logo on the top, adding a distinctive and professional look to your engine bay.
• Designed to fit most Honda and Nissan engines from the specified years, providing a versatile upgrade for a variety of models.
• Easy to install with no additional modifications required—simply remove the factory cap and replace it with the Mishimoto billet cap.
• Enhances engine bay aesthetics by replacing the stock plastic or metal cap with a sleek, CNC-machined piece that exudes quality and craftsmanship.
• Resistant to high temperatures and engine fluids, ensuring long-lasting performance under demanding conditions.
• Perfect for enthusiasts who want to combine style with reliability, whether for daily driving, show purposes, or performance applications.

Construction & Design

The Mishimoto Oil Filler Cap is meticulously CNC-machined from a solid billet of aluminum, ensuring precise dimensions and a flawless finish. The material choice provides excellent durability and resistance to corrosion, heat, and chemical exposure commonly found in engine bays. The design features a knurled edge for easy gripping and installation, while the top surface displays the Mishimoto logo for a refined appearance. The included O-ring is crafted from high-quality rubber to maintain a tight seal, preventing oil leaks and keeping contaminants out of your engine oil system. This cap's sleek, minimalist design complements modern engine bays and adds a touch of performance-oriented style.

Performance & Sound

While primarily an aesthetic and functional upgrade, the Mishimoto Honda Oil Filler Cap contributes to maintaining optimal engine operation by providing a secure, leak-proof seal. Its robust construction helps prevent oil evaporation and contamination, supporting consistent engine performance. The upgrade does not directly increase horsepower or torque but ensures your engine's oil system remains sealed and protected, which is vital for reliable operation. The visual enhancement also adds a subtle sporty touch to your engine bay, making it a popular choice among car enthusiasts who appreciate both form and function.

Installation & Fitment

The Mishimoto Honda Oil Filler Cap is designed for straightforward, bolt-on installation. Simply remove your existing factory cap and replace it with the Mishimoto billet cap. No cutting, drilling, or tuning is required, making this a hassle-free upgrade suitable for DIY enthusiasts and professional installers alike. The included O-ring ensures a snug fit and prevents oil leaks, while the precise CNC machining guarantees compatibility with most Honda and Nissan engines within the specified years. This upgrade is ideal for those seeking a quick, effective way to improve engine bay aesthetics and ensure a secure seal on their oil fill port.

• Easy bolt-on installation—no tools beyond your hands needed
• Compatible with most Honda and Nissan engines from 1986 to 2001
• Secure, leak-proof seal with included O-ring
• Enhances engine bay appearance with a sleek billet aluminum finish

What's Included

• Mishimoto CNC billet aluminum oil filler cap
• High-quality O-ring for a secure seal

Ideal For

• Enthusiasts looking to upgrade their engine bay aesthetics
• Owners of Honda, Acura, and Nissan vehicles from the late '80s to early 2000s
• Performance and show car builders seeking durable, stylish components
• Daily drivers who want a reliable, leak-proof oil fill cap

Emissions Note

This product is designed for off-road or show use only and is not intended for use in vehicles that are registered for street use in emissions-controlled environments. Please verify local regulations before installation.