Early access · Classic GM first

Tired of scrolling YouTube to find the right upgrade for your car?

One search: enter your year/make/model and a system, and get the stock replacement, the cheaper-from-another-car alternative, and the upgrade path — with new and used prices and install difficulty.

Join the waitlist → See how it works
The three-lane answer
Every search gives you three options.
Here's what "1978 Camaro steering box" looks like in the app.
↻
Replace
Stock or stock-equivalent replacement parts, new and used.
Example
Lares Reman Saginaw 800 Box
New: $300-500
Used: $150-350
$
Save
The same part from a different car — often 20-35% cheaper in the salvage market.
Example
Same box from a '73-87 C10 truck
Used: $60-180
~20-35% less than Camaro-labeled
↑
Upgrade
Better parts from other production cars, with install difficulty: no-mods, minor mods, or heavy.
Example
WS6 Trans Am quick-ratio box
Used: $150-300
12.7:1 ratio, direct bolt-in

Launching with coverage for

3rd gen Camaro / Firebird (1982-92)
4th gen Camaro / Firebird (1993-2002)
Square-body C10/K10 (1973-87)
S10 / S15 pickup (1982-2003)
Fox body Mustang (1979-93)
SN95 Mustang (1994-2004)
Jeep XJ Cherokee (1984-2001)
Civic / Integra (1988-2001)
How it works
No more bouncing between 12 browser tabs.
STEP 01
Pick your car and the system
Year, make, model. Then pick brakes, suspension, steering, rear end, trans, or engine upgrades.
STEP 02
See all three lanes at once
Replace. Save. Upgrade. Each with top new and used options, prices, and install difficulty.
STEP 03
Buy it from the best source
Direct links to Summit, Jegs, RockAuto, eBay Motors, Amazon, and vendor-direct — whatever's cheapest.

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