The "Check Engine" Cap
The "Check Engine" Cap
- High quality denim fabric
- Adjustable strap
- Fits all heads comfortably
- Lightweight, breathable
- Vivid design, lasting print
Material: Vintage Denim
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Product Details
Product Details
VINTAGE CAP
- Premium Material: This cap is made from high-quality vintage denim fabric. It is lightweight and quick-drying, ensuring you stay comfortable while wearing it.
- Advanced Heat Transfer Printing Technology: Ensures that your design are rendered in vibrant colors and stunning detail, fade-resistant and can withstand the test of time, maintaining their beauty even after repeated use.
- Ventilation & Portability: The cap includes breathable holes for better air circulation, keeping you cool. It is also lightweight, making it easy to pack in your bag—perfect for travel or outdoor activities.
- Antiperspirant Band Design: Features a sweatband that helps absorb moisture, keeping you dry and comfortable during wear.
- Care Instructions: Simple to clean! Just hand wash with similar colors to keep it looking fresh.
- Occasions: This classic cap well with various outfits and is suitable for everyday wear. Whether you're walking your dog or enjoying a sunny hike, this cap is a versatile addition to your wardrobe. Its unique prints make it a must-have accessory.
- Manufactured in the USA: Ensuring adherence to high-quality standards. Each product is rigorously quality-checked to ensure the best quality.
Delivery & Return
Delivery & Return
- Orders are processed in 1–3 business days and delivered in next 3–5 business days.
- You may cancel or edit your order within 6 hours. After that, it goes into production.
- Returns are accepted within 30 days of delivery.
- Refunds are issued within 10 business days after we receive and inspect the item.
- If you have any question or concerns, please contact us at cs@oldmanism.com
Why OLDMANISM
Why OLDMANISM
Oldmanism isn’t just a brand — it’s a companion for your next chapter.
Each cap is proudly made in the USA using premium materials for all-day comfort and years of wear. No shortcuts. No compromises. Just timeless quality that matches the stories you've lived.
We design every piece with care, drawing from close conversations, quiet observations, and heartfelt respect for those who’ve earned their place at the table of experience. Every quote, every stitch carries a message — one of freedom, wit, and pride.
Whether you're newly retired, long past the grind, or simply living life on your own terms — Oldmanism is for you. It’s the only brand built entirely around men who’ve seen enough, done enough, and now choose what really matters.
Fast shipping. American-made craftsmanship. And a message that finally says what you’ve always known:
You’re not getting old — you’re just getting started.
You’ve still got torque — just with a few upgrades.
Years of grinding, lifting, fixing, and figuring it out. The work was hard — but your spirit? Harder. And while the knees might click and the shoulder squeaks, you're still running strong… just with a few aftermarket parts.
This cap tells that story — loud, proud, and with a chuckle only the seasoned understand.
The Garage Grumble Plate design draws from vintage service station signage — distressed fonts, classic pistons, and wrenches all angled in motion like a garage still humming. It’s built for the guy who never sat still, even after retirement.
You didn’t retire to rust.
You retired, rebuilt… and you’re still rolling.
Throw it on and tell the world:
You may be rebuilt, but you’re damn sure not retired from life.
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One Size Fits All
Designed to fit most adults, this unisex cap accommodates head sizes ranging from 22.8-24 inches (58-61 cm). The adjustable retro buckle makes it easy to customize the fit for your comfort.


Do you want a hat that works? It’s very comfortable it tells a story go to oldmanism.com. I ordered 2 of them and the fit is amazing! color choices are many, so order yours today.
Great hat and quality.
Hey Gang, I won’t be retiring until December 31, that’s when I’ll start wearing the hat. It looks well built and I’m sure I’ll be enjoying it for many years. Thank You
I have a pump in my heart (LVAD) controlled by a computer and 2 2 batteries, I thank the Lord for this
Hi there, thank you for taking the time to leave us a review. We're grateful to be a part of your journey and we wish you all the best. Take care!
I love my new hat, I'm retired, and I have 2 aftermarket hips, and aftermarket shoulder, and my neck has aftermarket parts holding it together
Hi David! It sounds like you've been through quite a bit, but we're happy to be a part of your journey. Thanks for choosing our product and happy grumbling!
Like the hat. Its fun to wear
Thank you for your kind words! We appreciate your support and hope you continue to enjoy our products. Have a nice day!
This hat fit me to a T . A new knee , high grade steel in my leg from a broken femur , steel from a back fusion , new teeth and new lenes .
We're so glad to hear that it fits perfectly and compliments your rebuilt body. We hope you continue to rock that hat with pride!
This hat was so appropriate for my husband. He has had 2 shoulder replacements and a knee. When I saw this hat I said it must be made for Ken. When I received it I was impressed. Great quality and adjustable back.
Hi Marilyn! We are glad to hear that it was the perfect hat for your husband, and we hope it brings a smile to his face. Wishing your husband a speedy recovery and we hope he enjoys wearing his new hat. Thank you for choosing us!