The Bikers Choice Oil Filler Cap with LED Temperature Gauge is designed for riders who want real-time engine awareness without guessing. Built for 1999–2003 FLHT, FLHR, and FLTR models, this oil filler cap replaces the stock cap and gives you a clear LED readout of oil temperature while you ride. No tools. No extra wiring. Just quick, visible information when it matters most.If you ride long distances, get stuck in traffic, or push your bike on hot days, this cap helps you monitor oil temperature before it becomes a problem.
Why the Bikers Choice Oil Filler Cap LED Temp Gauge Matters
Real-Time Oil Temperature Monitoring
Engine oil temperature tells a story your dashboard does not. When oil gets too hot, protection drops. This LED temperature gauge lets you check oil heat instantly.Real benefit:You know when to slow down, cool off, or shut the bike down before damage starts.
Bright LED Display You Can Read Easily
The built-in LED gauge is clear and easy to see in different lighting conditions. You don’t need to stop or remove the cap to get a reading.Real benefit:Quick checks during fuel stops or traffic delays without hassle.
Simple Replacement for the Stock Oil Cap
This dipstick-style oil filler cap installs in minutes. It threads directly into the oil tank like the factory cap.Real benefit:No permanent changes. No complicated install. Just remove the old cap and ride.
Built for Touring and Real Riding
This product was made with touring riders in mind. Long highway miles, city traffic, and summer heat all raise oil temperatures.Real benefit:Peace of mind on long trips where engine heat can sneak up on you.
Product Specifications (Clear and Practical)
Brand: BKC Dipstick B
Product Type: Oil filler cap with temperature gauge
Gauge Type: LED oil temperature display
Fitment: 1999–2003 FLHT, FLHR, FLTR models
Installation: Direct replacement
Function: Displays engine oil temperature
Category: Dipsticks
Part Number: 601667
These specs focus on function, fit, and everyday usability.
Key Features That Improve the Ride
An LED oil temperature gauge is built into the cap
Quick-read display for real-time monitoring
Replaces factory oil filler cap
No wiring or modification required
Designed for touring and highway use
Helps prevent overheating-related engine issues
Each feature exists to protect your engine and improve rider confidence.
Real-World Use Example
Imagine riding through summer traffic after hours on the highway. The bike feels hot, but nothing looks wrong. With the Bikers Choice Oil Filler Cap LED Temperature Gauge, you can see the oil temperature instantly. That information lets you decide whether to keep riding or take a short break. Small choices like this can extend engine life and save costly repairs.
Installation Notes
This oil filler cap is designed to replace the factory cap on compatible models. Always install on a cool engine and follow standard service precautions.
Frequently Asked Questions (FAQs)
1. What bikes does this oil filler cap fit?
It fits 1999–2003 FLHT, FLHR, and FLTR models.
2. Does this require wiring or batteries?
No wiring is required. The LED gauge operates as part of the cap design.
3. Can I read the temperature while riding?
Yes. The LED display is visible during stops and quick checks.
4. Why is oil temperature important?
High oil temperature reduces lubrication and increases engine wear.
5. Is this hard to install?
No. It installs like a standard oil filler cap.
6. Is this meant for daily riding or touring?
It works well for both, especially long-distance touring.The Bikers Choice Oil Filler Cap with LED Temperature Gauge is a simple upgrade with real value. It gives riders clear oil temperature feedback, helps prevent overheating, and installs in minutes. For riders who take engine care seriously, this small part delivers big peace of mind—mile after mile.
No compatible vehicles data available.
1 review for Bikers Choice 99-03 FLHT FLHR FLTR Oil Filler Cap With LED Temperature Gauge
Rated 5 out of 5
Tyler P –
Coolest upgrade on my touring Harley. The LED temperature display is actually useful and it looks sharp.
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Tyler P –
Coolest upgrade on my touring Harley. The LED temperature display is actually useful and it looks sharp.