Horsepower for your car, your fridge, your toolbox, and more.
Stickem on your laptop and maybe it will run faster, too.
because
[you love]
racecar
Featured Products
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Lost Marbles
Regular price $35.00 USDRegular priceUnit price / perSale price $35.00 USD -
Kinemaddicts™ French Terry Hoodie
Regular price $65.00 USDRegular priceUnit price / perSale price $65.00 USD -
Zilhouette
Regular price $35.00 USDRegular priceUnit price / perSale price $35.00 USD -
Y'all Are So Slow Ladies Tee
Regular price $32.00 USDRegular priceUnit price / perSale price $32.00 USD -
Y'all Are So Slow Mug
Regular price $20.00 USDRegular priceUnit price / perSale price $20.00 USD -
Lone Star Spec Gen1
Regular price $35.00 USDRegular priceUnit price / perSale price $35.00 USD -
Vitamin Boost Hoodie
Regular price $65.00 USDRegular priceUnit price / perSale price $65.00 USD -
Supersonic
Regular price $35.00 USDRegular priceUnit price / perSale price $35.00 USD -
Stanced Hooded Tee
Regular price $40.00 USDRegular priceUnit price / perSale price $40.00 USD -
Life is Barutiful Ladies Hooded Tee
Regular price $45.00 USDRegular priceUnit price / perSale price $45.00 USD -
Kinemaddicts™ PVC Magnet
Regular price $12.00 USDRegular priceUnit price / perSale price $12.00 USD -
Y'all Are So Slow
Regular price $35.00 USDRegular priceUnit price / perSale price $35.00 USD
Based in Texas
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Stickems
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Life is Barutiful Magnet
Regular price $8.00 USDRegular priceUnit price / perSale price $8.00 USD -
Kinemaddicts™ PVC Magnet
Regular price $12.00 USDRegular priceUnit price / perSale price $12.00 USD -
Sent It Stickers
Regular price From $4.00 USDRegular priceUnit price / perSale price From $4.00 USD -
Boost Magnet Pack
Regular price $15.00 USDRegular priceUnit price / perSale price $15.00 USD -
Daily Magnet
Regular price $5.00 USDRegular priceUnit price / perSale price $5.00 USD -
Catch E If You Can Stickers
Regular price From $3.00 USDRegular priceUnit price / perSale price From $3.00 USD -
Vitamin Boost Magnet
Regular price $6.00 USDRegular priceUnit price / perSale price $6.00 USD -
Supersonic Stickers
Regular price From $2.50 USDRegular priceUnit price / perSale price From $2.50 USD -
Fl4t Sticker Pack
Regular price $14.00 USDRegular priceUnit price / perSale price $14.00 USD
YOOOO
Welcome to the 'Attic.
We make bore-ing swag to keep the [manual] passion alive, because we're die-hard track junkies. And, we really love cars... a lot.
OCTOBER 2025
BOOST FACTS
EFI-Q Enhancers - Updated Monthly (Mostly)
✦ AFR ✦
Air-fuel ratio (AFR) is one of the most critical factors in engine tuning and performance, as it measures the balance between the amount of air and fuel entering the combustion chamber. Wideband oxygen sensors are used for monitoring AFR in real-time, ensuring the mixture isn’t too rich (too much fuel, causing wasted energy and excessive carbon buildup) or too lean (too much air, risking detonation and engine damage), and adjusting it for different fuels and driving (track) conditions allows for optimal horsepower, efficiency, and...











