Step into the world of The Redline Mysteries with an original graphic T-shirt inspired by Cole Harper’s automotive mystery series.
Created for readers who enjoy mystery, suspense, memorable characters, car culture, and fast-paced stories, this Redline Mysteries shirt lets you carry a piece of the series with you beyond the page.
Product highlights:
• Choose from three original Redline Mysteries graphic designs
• Available in sizes S, M, L, XL, 2XL, and 3XL
• Original artwork created for The Redline Mysteries merchandise collection
• Designed for readers, automotive enthusiasts, mystery fans, and car-culture fans
• Choose your preferred design and size before adding to cart
Whether you discovered the series through The Redline Mysteries — The Beginning, Hot Pursuit, or simply enjoy automotive mystery stories, this graphic T-shirt is a way to represent the world of The Redline Mysteries wherever the road takes you.
About the Redline Mysteries Graphic T-Shirt Collection
The Redline Mysteries apparel collection was created to give readers another way to connect with the world of the series beyond the books themselves. Each graphic design draws inspiration from the automotive mystery atmosphere, characters, and story world associated with The Redline Mysteries.
With three designs available, you can choose the artwork that best matches your favorite look. Select your preferred design and size before adding the shirt to your cart.
This graphic T-shirt also makes a distinctive gift for readers who enjoy automotive fiction, mystery stories, car culture, and The Redline Mysteries series. It can be worn casually at car events, book-related events, everyday outings, or simply as part of your regular wardrobe.
Explore the rest of the Cole Harper Books shop to discover The Redline Mysteries novels and other merchandise connected to the series. New readers can also begin with The Redline Mysteries — The Beginning and continue the story with Hot Pursuit.
Size & Product Details
This heavyweight garment-dyed T-shirt features a relaxed fit and is made from 6.1 oz., 100% ring-spun USA cotton. The fabric is preshrunk and soft-washed for a comfortable feel.
Size Guide
Please use the garment measurements below when selecting your size:
| Size | Chest | Length |
|---|---|---|
| S | 20 in. | 27 in. |
| M | 21 in. | 28 in. |
| L | 22 in. | 29 in. |
| XL | 23 in. | 30 in. |
| 2XL | 24 in. | 31 in. |
| 3XL | 25 in. | 32 in. |
Measurement note: Chest measurements are garment widths measured straight across the shirt, not body circumference.
Care
Follow the care instructions provided on the garment label. The printed artwork does not require special print-specific care.
Production & Fulfillment
Each shirt is produced on demand. Average production fulfillment is approximately 1–3 business days and may vary during busy seasons. Shipping time is additional and depends on the destination and shipping method selected at checkout.
Please double-check your preferred size and design before placing your order.
Returns & Exchanges
Because each shirt is produced on demand, please review your selected size and design carefully before ordering. If your item arrives damaged, defective, or incorrect, contact us so we can review the issue and help with the next steps.
For complete details, please review our Refund and Returns Policy.
Explore more Redline Mysteries Apparel, browse the Redline Mysteries Books & Audiobooks, or visit the Redline Mysteries Shop.



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