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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
NOTE: To ensure proper header seal
emissions regulations
saves weight and increases cold air flow to the engine
The RENNKRAFT® design allows the user to easily swap between a catted exhaust to cat bypass
Maserati Quattroporte XperTune Performance Software Diablo NOTE: To ensure proper headerPerformance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air fuel ratios, and boost pressure (if applicable). NOTE: This is not a physical shipped product. This upgrade requires you to send us your ECU for re programming. You will be emailed a download link with detailed instructions after adding this to your cart and checking out. POWER GAINS Maserati Quattroporte: Stock = 395
US$ 1207.50
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US$ 405.00
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US$ 417.50
