RENNtech Stainless Steel Sound and Performance Pipe for 216 - CL 63 AMG mercedes-benz-gle-class--167---2021-present--gle-450-esr3392660 TCU Upgrade: TCU upgrade delivers

TCU Upgrade: TCU upgrade delivers faster acceleration by matching the power output of our ECU and Turbo upgrades with increased Clutch Torque Limits

The maximum power number reached with the RENNtech ECU Upgrade for the GLS 580S EQ Boost+ is 592 HP and 704 LB-FT

CLASS S (W 220) 63 AMG [2 Filters Required] (HP: 444 | Year: 01 > 02)

RS7 (C8 4K)

The long primary tube headers generate incredible power at high RPM's and improved exhaust gas flow with reduced backpressure

RENNtech Stainless Steel Sound and Performance Pipe for 216 - CL 63 AMG mercedes-benz-gle-class--167---2021-present--gle-450-esr3392660 TCU Upgrade: TCU upgrade deliversRENNtech Stainless Steeel Sound and Performance Pipes for 216 CL 63 AMG. Gaines: +10HP & 15TQ Our performance and sound pipes with integrated x pipe bypass the stock Mercedes resonators for more volume and a better sound. Combined with RENNTECH's ECU software and stainless steel headers, the sound pipe produces more power in the mid to high rpm range. High strength 304 stainless steel construction ensures lasting quality and a rich, consistent sound.