Mercedes-Benz AMG 45 | A Class | CLA Class | GLA Class | RENNtech Power Module ECU | M139 | Up To 490 HP and 398 LB-FT (S-model) | 2.0 L Turbo mercedes-benz-gt-4-door-coupe--290---2019-present--gt-63-amg-esr2967697

Mercedes-Benz AMG 45 | A Class | CLA Class | GLA Class | RENNtech Power Module ECU | M139 | Up To 490 HP and 398 LB-FT (S-model) | 2.0 L Turbo mercedes-benz-gt-4-door-coupe--290---2019-present--gt-63-amg-esr2967697ECU+ Upgrade Up to 456 HP 384 LB FT Gains: +68 HP & +30 LB FT A 45 GLA 45 CLA 45 The RENNtech Power Module (RPM) ECU tune delivers significant horsepower and torque gains across the entire power band. By modifying boost mapping and keeping optimized air to fuel ratios, the entire power and torque curve is shifted upward delivering +69 HP +30 LB FT in the Mercedes AMG 45 M139 engine, based on Dyno measured power figures. The RENNtech Power Module is

Made from a combination of billet 2024 Aluminum and Aerospace grade Carbon Fiber

Connect to the Internet without wires

Data measured with Racelogic Performance Box

CLASS S (W 221) 400 HYBRID [2 Filters Required] (HP: 279 | Year: 09 >)

GLA (X156) GLA 45 AMG (HP: 360 | Year: 14 >)

3 at 7680 rpm + 14

222 - S 63 AMG BiTurbo

All this while still maintaining the same approach angle as the OE front fascia so the RENNtech splitter retains the same clearance for parking stops and steep driveways

0" | Rear: 22" x 12

Rated by RENNtech (peak @crank):              773 HP @ 5

355 LB-FT @ 3000-4600 RPM

Size and Offset optimized for 213 - E43 AMG