Description
Product Overview
The OFBAND brake fluid cap is engineered from premium Acrylonitrile Butadiene Styrene (ABS) material, offering exceptional heat resistance and longevity. Machined to a compact 2.46 × 2.46 × 0.46 in size, it replaces OEM part 58531‑0700 and fits precisely into the master cylinder reservoir of compatible Hyundai and Kia vehicles. The black exterior finish provides a modern aesthetic while protecting the cap from UV and chemical exposure.
Usage
Designed for everyday drivers and service technicians, this cap secures the brake fluid reservoir in sedans, coupes, and compact SUVs. It is ideal for routine maintenance, brake fluid changes, or after‑market upgrades, ensuring the system remains sealed against contamination and moisture. 
Why Choose Us
OFBAND combines rigorous engineering with strict quality control, delivering a part that meets or exceeds OEM specifications. Our ABS formulation resists cracking under high temperatures, and the precision machining guarantees a leak‑free fit. Backed by a 4.5‑star rating from 42 verified customers, this cap offers reliable performance without the premium price tag.
Key Features
- Durable ABS construction with high temperature and aging resistance
- Exact OEM dimensions for a seamless, leak‑free installation
- Universal fit for Hyundai 2012‑2017 models and Kia 2011‑2018 models
- Modern black machined finish that resists UV and chemical damage
- Tool‑free installation – replace in minutes with no special skills
FAQ
Is this cap compatible with my 2015 Hyundai Elantra?
Yes, the cap matches OEM part number 58531‑0700, which is used in 2015 Hyundai Elantra brake fluid reservoirs.
Do I need any tools to install the cap?
No special tools are required; simply remove the old cap and press the new OFBAND cap into place until it seats securely.
What material is the cap made from?
The cap is made from high‑grade ABS plastic, providing excellent heat resistance and durability for long‑term use.
Can I use this cap on Kia Optima models?
Yes, it fits Kia Optima models from 2011 to 2018, matching the OEM specifications for those years.
Will the black finish fade over time?
The machined black finish is UV‑stable and designed to maintain its appearance even after prolonged exposure to sunlight and automotive fluids.
Installation Guide
1. Ensure the brake fluid reservoir is clean and free of debris.
2. Remove the old cap by pulling it straight up.
3. Align the new OFBAND cap with the reservoir opening.
4. Press firmly until the cap seats securely.
5. Verify the cap is flush and there are no gaps.




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