Welcome to the Weistec Engineering Blog. The place to go for the most up to date information on all new product releases and events from Weistec Engineering.
Mercedes' CPC module controls features like exhaust valves, intercooler pumps, and torque/speed limiters that can cap a tuned ECU's power gains. Weistec's CPC upgrade removes those restrictions, and pairs with TCU transmission tunes for faster, firmer shifting on 7- and 9-speed Mercedes gearboxes.
Weistec Engineering,
September 12, 2022
Weistec's ECU tunes for the Audi 4.0L Twin Turbo TFSI V8: a 91 octane file adding +96 WHP / 136 WTQ with no supporting mods, or an E85 tune adding +38 HP / 78 TQ on stock turbos.
Weistec Engineering,
July 13, 2022
Performance Products for the Mercedes-Benz M139 engine ECU Tunes, TCU Tunes, Turbo Upgrades.
Weistec's M139 lineup covers ECU calibration (+125 HP / +159 TQ), a Cypher CPC module for the 8-speed DCT, a stainless heat shield, a 3.5-inch downpipe, and a Water/Methanol Injection system for added cooling and knock protection.
Weistec Engineering,
July 01, 2022
A must have cooling upgrade for your 722.9 Mercedes Benz Transmission.
Weistec's 722.9 transmission pan combats heat-induced limp mode with a larger fluid capacity, integrated cooling fins, dual neodymium magnets, easy-service drain/fill ports, and auxiliary -8 ports for adding external transmission coolers.
Weistec Engineering,
April 29, 2022
ECU flash from the comfort of your own home.
Cypher puts the power in your hands. Upgrade the performance of your vehicle anytime, anywhere.
Weistec Engineering,
April 25, 2022
Weistec Engineering false coupon codes
A warning about fake 'Weistec coupon code' websites advertising discounts that don't exist. Only Weistec Certified Dealers listed on the official Dealer Locator offer real deals, verified through Weistec's newsletter and social media.
Weistec Engineering,
April 04, 2022
A customer spotlight interview with Ricardo M. of Sao Paulo, Brazil, whose 2012 CLS63 AMG runs Weistec's W.4 Turbocharger kit, TCU tune, and WMI system, making 836 wheel horsepower and 811 lb-ft on a conservative tune.
Weistec Engineering,
December 16, 2021
A look at Weistec's Optima Batteries-powered Mercedes-Benz Unimog, a 14,000 lb 'Universal' vehicle with an 8-speed all-synchromesh transmission that's been tested everywhere from Utah trails to autocross at Circuit of the Americas.
Weistec Engineering,
July 22, 2021
California now fails Smog Check inspections for modified ECU software unless it's OEM or CARB-approved. Weistec has held CARB EO exemption numbers for nearly 10 years, offering 50-state legal tunes and superchargers that pass emissions testing in every state.
Weistec Engineering,
July 16, 2021
A Mercedes-AMG S63 Coupe equipped with Weistec W.4 Turbochargers puts down 1,010 engine horsepower and 1,050 lb-ft of torque - up from a 645 HP baseline - and runs 0-60 mph in 2.7 seconds.
Weistec Engineering,
July 05, 2021
