Description
Product Overview
The Bevinsee Charge Pipe C‑Clip and O‑Ring kit is a precision‑engineered solution for BMW models equipped with the N54 or N55 engine. Crafted from high‑strength stainless steel, the C‑clip provides a robust, corrosion‑resistant hold, while the matching O‑ring offers a perfect seal to eliminate boost leaks. Designed to fit the throttle body charge pipe, this kit restores factory‑level performance and protects the engine from air‑fuel mixture inconsistencies. Dimensions are compact at 5.91 x 5.91 x 0.39 inches and the entire package weighs just 1.06 ounces, making installation straightforward.
Usage
This kit is ideal for BMW enthusiasts who demand reliable boost pressure during spirited driving, track days, or daily commuting. It fits the following models: BMW E82/E88 135i (2008‑2012), E90/E91/E92/E93 335i/335xi/335is (2007‑2013), and E60 535i/535xi (Twin‑DV option excluded). By replacing aging or damaged seals, the kit prevents common boost leaks that can cause power loss, rough idling, or check‑engine lights. 
Why Choose Us
Bevinsee combines automotive engineering expertise with rigorous quality control. Each component undergoes stainless‑steel heat treatment to guarantee tensile strength and resistance to high‑temperature engine environments. The O‑ring is formulated from a premium elastomer that maintains elasticity under extreme pressure, ensuring a leak‑free seal for the life of the vehicle. Our kits are tested for fitment accuracy, so you receive a drop‑in replacement that requires no modifications.
Key Features
- High‑strength stainless steel C‑clip for durable, corrosion‑free mounting
- Precision‑molded O‑ring eliminates boost leaks and restores optimal pressure
- Exact OEM fit for BMW N54/N55 engines across multiple model years
- Lightweight design simplifies installation without additional tools
- Improves throttle response and overall engine performance
FAQ
Will this kit fit my 2009 BMW 135i?
Yes, the kit is compatible with the 2008‑2012 BMW E82/E88 135i models that use the N54 or N55 engine.
Do I need any special tools to install the C‑clip and O‑ring?
No special tools are required. The components are designed for a direct, drop‑in replacement using standard hand tools.
Can this kit be used on a turbocharged engine with a twin‑DV setup?
The kit is not recommended for twin‑DV configurations, as the charge pipe geometry differs from the standard setup.
How does the stainless steel material benefit the C‑clip?
Stainless steel provides superior corrosion resistance and maintains its structural integrity under high‑heat conditions, ensuring a long‑lasting secure fit.
Will replacing the seal improve my engine’s fuel efficiency?
By preventing boost leaks, the engine can maintain proper air‑fuel ratios, which may lead to a modest improvement in fuel efficiency and smoother performance.





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