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Air and Fuel› Air Cleaners, Filters, Intakes and Components

Stillen

Generation 3 Ultra Long Tube Air Intake Kit

$679.79 $607.69 Save $72.10

SKU: 402849DF

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Stillen Generation 3 Dual Ultra Long Tube Air Intake Kit is designed to increase engine performance. It features polished aluminum intake tubes and two large air filters placed in front of the radiator for optimal cold air flow. This kit provides a better airflow to the engine with its smooth surface tubing construction.
Show original supplier description
The Stillen Generation 3 Dual Ultra Long Tube Air Intake Kit is engineered to significantly enhance the performance of your 2007-2008 Infiniti G35 Sedan. It boasts a CARB exemption with EO #D-436-21, ensuring compliance with emissions regulations. The polished aluminum finish adds an aggressive aesthetic under the hood, complementing the performance gains. Experience improved acceleration with a claimed peak gain of 14WHP and 8WTQ to the wheels. Benefits include improved low-end torque, enhanced throttle response, and better miles per gallon (MPG) due to efficient airflow. The kit is built to last and designed and manufactured in the USA.

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

BrandStillen
Part Number402849DF
CategoryAir and Fuel
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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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.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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