You can buy more horsepower, but if you can’t see the green flag or focus on the apex, you are leaving time on the table. High-performance driving demands total sensory awareness, yet many of us ignore some simple tools that can drastically improve our physiological performance. Whether it’s filtering out blinding glare, protecting your hearing from the wail of a race engine, or hacking your body chemistry for sustained alertness, the following four upgrades will help you protect your senses and use them to go faster.
Photochromic Sunglasses
Stop swapping visors and sunglasses like an actor changing costumes. With a set of photochromic lenses, you get one “everyday driver” that automatically adapts to changing light conditions. The lenses remain clear in low-light environments and progressively darken as sunlight intensity increases.
Why They Are a Game Changer
High-definition vision: Improved depth perception means hitting your marks
Stamina: They reduce eye fatigue during long stints.
Contrast: Flags, landmarks, and that driver dive-bombing you become crystal clear.
Helmet friendly: Get thin frames, and they slide right into your helmet. Use a clear helmet visor or no visor for closed-cockpits.
Which Color Lens Works Best for Driving?
Lens colors are not equal. According to sports optics experts, warm lens colors such as brown, amber, copper and rose provide the best contrast for high-performance driving. These colors are like high-definition filters, popping the contrast so you can spot apexes sooner and kiss the inside curbs.
RX Lenses: The Ego Check
A pointed question: Are you sure you don’t need a prescription?
In a race last year, I qualified on pole. I was feeling good — until I got smoked at the start! I was late to spot the green flag, got jumped at the start, and lost two places before Turn 1. I came up with excuses, but deep down I suspected my eyes were aging.
Admitting you need glasses feels like defeat, but my wife, my voice of reason, cajoled me into an eye exam. Lo and behold, my right eye had begun to sputter out. I swallowed my pride, ordered some Tifosi Rx Fototec photochromic sunglasses, and the difference has been night and day. I can now see flag workers clearly and spot subtle movements from blocks away. My race starts are back on track, and my eye strain is gone.
The takeaway is if you think you’re superhuman, get over it. Go see the eye doctor. You can’t hit the apex if you can’t see it clearly.
Noise-Cancelling Earbuds: Save Your Hearing
Have you ever met a race-shop owner who didn’t say “Huh?” every 5 seconds? Prolonged exposure to noise levels above 85 decibels can cause permanent hearing damage. We measured our Cup Car on start-up at more than 100 dB! At full throttle, it’s a sonic weapon.
I simply won’t buckle in without my Bose active noise-cancelling earbuds. I use an older pair of wired Bose earbuds, and I will hoard them until they fail, but many manufacturers make custom-molded buds that are F1 grade. With my earbuds activated, the ear-splitting wail of the engine turns into a manageable symphony.
If you don’t use a radio, grab a pair of high-quality active-noise-cancelling buds. Some claim to knock out up to 27 dB. That’s the difference between pain from no ear protection, and mild discomfort.
Pro Tip: Insert ear buds, pull a tight balaclava over them to lock them in place, then slide on your helmet while depressing the ear pads in your helmet to prevent dislodged buds.
Caffeine Plus L-theanine: The Energy Bio-Hack
Always looking for an athletic edge, I’ve dabbled with dozens of supplements and over-the-counter stimulants over the years, particularly when I used to race bicycles in multi-day endurance events. Most were hype, but I found a simple one-two punch that actually works. Yes, I’m talking about caffeine, but with an added twist.
The Twist: Caffeine Needs a Wingman
We all know caffeine wakes you up and boosts your senses. But main-lining coffee spikes your heart rate and blood pressure, leading to frantic energy followed by a caffeine crash. Enter L-theanine, an amino acid found in tea.
When you stack L-theanine with caffeine, true synergy occurs.
Sustained alertness: L-theanine helps modulate caffeine’s stimulating effects, leading to a smoother, steadier lift that can last for hours, avoiding a sharp crash. L-theanine increases alpha brain wave activity, which is associated with a state of “relaxed alertness,” similar to that experienced during meditation or deep concentration.
Improved reaction times: Study participants often experienced faster reaction times and greater accuracy in performance tests compared to consuming caffeine or L-theanine in isolation.
Enhanced focus and attention: Several small studies show the combo improves attention-switching tasks and the ability to tune out distractions.
How to Dose it
Sure, you can drink green tea, but for that race-day boost, tea can be a bit weak. To get the ideal ratio for high-performance driving, try the “stack” cited in many studies:
100 mg Caffeine (approx. 8oz medium-roast coffee)
200 mg L-Theanine (supplement form)
Disclaimer: I’m a driver, not a doctor. Before using dietary supplements, consult with a healthcare professional, especially if you have underlying health conditions or are taking other medications. This information is for general knowledge and should not be considered medical advice.
We obsess over tire pressures and suspension settings, yet often ignore the most critical machine on the track: ourselves. Don’t let eye strain, ringing ears, or a mid-session energy crash rob you of a personal best. Sensory upgrades are the highest-ROI investments you can make because they keep you consistent, safe and dialed in when it matters most.
Bryan Van Noy is the founder and chief instructor and coach for Full Throttle Driving Academy, based in Salt Lake City. You can find more good tips on the Full Throttle Driving Academy YouTube Channel.
