STILLEN
STILLEN delivers precision‑engineered performance parts built for real drivers. Whether it be tuning, exhausts, intakes, suspension, braking, cooling or styling -- every product blends innovation, reliability, and OEM‑level fitment to unlock the full potential of your vehicle.
STILLEN
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![2016-2018 Nissan Maxima - STILLEN Front Lip Splitter [Matte Black] - KB12841](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/maxima-front-splitter.jpg?v=1753821595&width=480)
2016-2018 Nissan Maxima - STILLEN Front Lip Splitter [Matte
USD 374.27
![2014-2017 Infiniti Q50 Sport - STILLEN Front Splitter [Unfinished] - KB11225UF](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/stillen-front-splitter-infiniti-q50-img001_cd092710-81a3-438d-95bc-d6ec09d074ad.jpg?v=1753821285&width=480)
2014-2017 Infiniti Q50 Sport - STILLEN Front Splitter [Unfi
USD 289.0
2013-2015 Nissan Altima - STILLEN Front Lip Spoiler - KB1314
USD 289.0
![2016-2018 Nissan Maxima - STILLEN Rear Diffuser [Unpainted] - KB12818](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/KB12818_IMG01_2016-18_Nissan_Maxima_Rear_Diffuser_v2.jpg?v=1753821439&width=480)
2016-2018 Nissan Maxima - STILLEN Rear Diffuser [Unpainted]
USD 252.33
2014-2017 Infiniti Q50 Sport - STILLEN Front Splitter - KB11
USD 334.42
![2016-2018 Nissan Maxima - STILLEN Rear Diffuser [Matte Black] - KB12818MB](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/KB12818_IMG03_2016-18_Nissan_Maxima_Rear_Diffuser_v1.jpg?v=1753821437&width=480)
2016-2018 Nissan Maxima - STILLEN Rear Diffuser [Matte Black
USD 317.03
![2014-2017 Infiniti Q50 - STILLEN Rear Diffuser [Matte Black] - KB11222MB](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/stillen-rear-diffuser-infiniti-q50-kb11222mb-img001_1.jpg?v=1753821448&width=480)
2014-2017 Infiniti Q50 - STILLEN Rear Diffuser [Matte Black
USD 321.86
![2007-2008 Infiniti G35 / 2009-2012 G37 - STILLEN Trunk Spoiler [Backup Camera] - KB11843](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/kb11843_kb11844_stillen_g37_sedan_trunk_spoiler_roof_spoiler_1_70681ab2-1697-450d-b1e7-61079fcf83bc.jpg?v=1753821629&width=480)
2007-2008 Infiniti G35 / 2009-2012 G37 - STILLEN Trunk Spoil
USD 199.0
2017-2022 Infiniti Q60 3.0t - STILLEN Front Winglets - KB112
USD 199.0
![2014-2016 Lexus IS250, IS350 - STILLEN Rear Diffuser [Matte Black] - KB31002MB](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/lexus-rear-diffuser-mb.jpg?v=1753821414&width=480)
2014-2016 Lexus IS250, IS350 - STILLEN Rear Diffuser [Matte
USD 254.22
![2017-2022 Infiniti Q60 - STILLEN Front Splitter & Winglets [Matte Black] - KB11232](https://cdn.shopify.com/s/files/1/0144/4275/8230/files/kb11232-e4e7c5c5c794e054c33515d3e15a95f05c7f8b25.jpg?v=1768579040&width=480)
2017-2022 Infiniti Q60 - STILLEN Front Splitter & Winglets [
USD 533.42
![Infiniti G37, Q40, Q60 / Nissan 370Z [Z34] (Excludes Nismo) - STILLEN Front License Plate Relocator - 105465](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/370z-q60-g37.jpg?v=1753821336&width=480)
Infiniti G37, Q40, Q60 / Nissan 370Z [Z34] (Excludes Nismo)
USD 80.2
![2018-2021 Infiniti Q50 - STILLEN Front Splitter - Sport - [Unpainted] - KB11240UF](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/2018-q50_1.jpg?v=1753821326&width=480)
2018-2021 Infiniti Q50 - STILLEN Front Splitter - Sport - [U
USD 273.96
![2014-2017 Infiniti Q50 Premium - STILLEN Front Splitter [Matte Black] - KB11226](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/stillen-front-splitter-infiniti-q50-kb11226-img001.jpg?v=1753821636&width=480)
2014-2017 Infiniti Q50 Premium - STILLEN Front Splitter [Mat
USD 334.42
![2016-2024 Infiniti Q50 [3.0t] - STILLEN Cat Back Exhaust w/ Carbon Fiber Tips - 504450](https://cdn.shopify.com/s/files/1/0144/4275/8230/files/504450-f7f6221f515eaaddf8826505aa30886460c21e21.jpg?v=1768594366&width=480)
2016-2024 Infiniti Q50 [3.0t] - STILLEN Cat Back Exhaust w/
USD 1748.71
![2019-2022 Nissan Maxima - STILLEN Front Lip Splitter [Matte Black] - KB12845MB](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/KB12845_IMG_00_2019_Nissan_Maxima_Front_Splitter_v1_101e3ced-179a-4c8b-9103-25dde1c7ee45.jpg?v=1753821316&width=480)
2019-2022 Nissan Maxima - STILLEN Front Lip Splitter [Matte
USD 289.0
![2016-2018 Nissan Altima - STILLEN Front Splitter [Matte Black] - KB13152](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/kb13152-altima-splitter.jpg?v=1753821585&width=480)
2016-2018 Nissan Altima - STILLEN Front Splitter [Matte Blac
USD 345.17
![2014-2017 Infiniti Q50 - STILLEN Rear Diffuser [Unpainted] - KB11222](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/stillen-rear-diffuser-infiniti-q50-kb11222uf-img001_1.jpg?v=1753821452&width=480)
2014-2017 Infiniti Q50 - STILLEN Rear Diffuser [Unpainted]
USD 252.25
2017-2022 Infiniti Q60 3.0t - STILLEN Front Splitter - KB112
USD 334.42
![2014-2017 Infiniti Q50 Premium - STILLEN Front Splitter [Unfinished] - KB11226UF](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/stillen-front-splitter-infiniti-q50-kb11226-img001_32e6c6ed-dccc-4b03-919e-ad6dbc33ed51.jpg?v=1753821284&width=480)
2014-2017 Infiniti Q50 Premium - STILLEN Front Splitter [Un
USD 289.0
![2016-2018 Nissan Altima - STILLEN Rear Diffuser [Matte Black] - KB13158MB](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/altima-rear-diffuser-mb.jpg?v=1753821426&width=480)
2016-2018 Nissan Altima - STILLEN Rear Diffuser [Matte Black
USD 367.17
![2017-2022 Infiniti Q60 - STILLEN Rear Spoiler [Carbon Fiber] - CF11239](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/q60-rear-spoiler-2.jpg?v=1753821353&width=480)
2017-2022 Infiniti Q60 - STILLEN Rear Spoiler [Carbon Fiber]
USD 995.0
2018-2021 Infiniti Q50 - STILLEN Rear Diffuser - Matte Black
USD 321.86
![2013-2015 Nissan Altima - STILLEN Rear Diffuser [Unpainted] - KB13145](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/kb13145_img_01_13_15_nissan_altima_diffuser.jpg?v=1753821434&width=480)
2013-2015 Nissan Altima - STILLEN Rear Diffuser [Unpainted]
USD 303.23