Air and Fuel› Performance Packages

Renntech

R2 Performance Package ECU Programmer

$11,980.00

SKU: PKG.211.E55K.PERF02

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Renntech R2 Performance Package is a computer, chip, module, and programmer upgrade designed for the W211 E 55 AMG Kompressor. This package enhances the 5.5L Supercharged V8 engine. It includes an ECU upgrade, crankshaft pulley, and an upgraded intercooler pump.
Show original supplier description
The Renntech R2 Performance Package is an advanced tuning solution for the W211 E 55 AMG Kompressor, significantly boosting its performance from the stock 469 HP and 516 LB-FT. This comprehensive package includes a RENNtech HHT Hand Held Tuner ECU Upgrade, a RENNtech Crankshaft Pulley, a RENNtech Full Carbon Fiber Airbox, an 82mm Throttle Body Upgrade, Stainless Steel Shorty Headers, and a RENNtech High Flow Intercooler Pump. Upon installation, this package is designed to elevate the 5.5L Supercharged V8 engine's output to an impressive 588 HP and 616 LB-FT of torque. The R2 package represents a substantial step up from the R1 tuning package, incorporating additional components for a more aggressive performance enhancement. The included components work in synergy to optimize airflow, fuel delivery, and engine management for maximum power gains. This package is specifically designed for the E 55 AMG (W211) model. The product is available for custom order only and requires direct contact with RENNtech for purchase.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandRenntech
Part NumberPKG.211.E55K.PERF02
CategoryAir and Fuel

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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