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CLS 550

RENNtech ECU Upgrade for CLS 550 (C219- 402 HP / 405 TQ)

RENNtech ECU Upgrade for 219 - CLS 550, up to 402HP, 405TQ. Gains: +20HP & 14TQ

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R1 Performance Package for CLS 550 (C219- 422 HP / 421 TQ)

R1 Performance Package for 219 - CLS 550. Includes ECU Upgrade and Stainless Steel Header. Up to 420HP and 421 TQ.

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