I have Stillen supercharger, Z/G headers, cat-back exhaust, side skirts/curtains, and spoiler.






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Ordered a intake for my Infiniti q50S redsport from Stillen because of their R&D they do on their products so I paid a premium for it for... Read More
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Thank you Stillen! Can't speak on the negative reviews but no problems here as I recently purchased some Stillen performance parts includ... Read More
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Best performance parts money can buy for anything Nissan/Infiniti and forever the only ones I’ll continue to use in my Q50
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★★★★★ ★★★★★
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Robin Moses you are the Man!! Ty for all the help! Got my parts!! Always a pleasure too do business with you Cali boys!!
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Purchased cat-back system for my Infiniti 1 year ago. I am very happy with build quality, sound, and performance.
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★★★★★ ★★★★★
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Purchased a Cold Air Intake for my 2017 Nissan Maxima and I absolutely love it! Was debating between Stillen and K&N but hands down would... Read More
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After doing my research and shopping around, I realized that Stillen was the top choice for me. I purchased the Gen 3 Long Tube Cold Air ... Read More
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I have a 16 Q50 red sport. I have seen a mixture of positive n very negative comments about Stillen. I am looking at an air intake system... Read More
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I have Stillen supercharger, Z/G headers, cat-back exhaust, side skirts/curtains, and spoiler.
-
Ordered a intake for my Infiniti q50S redsport from Stillen because of their R&D they do on their products so I paid a premium for it for... Read More
-
Thank you Stillen! Can't speak on the negative reviews but no problems here as I recently purchased some Stillen performance parts includ... Read More
-
Best performance parts money can buy for anything Nissan/Infiniti and forever the only ones I’ll continue to use in my Q50
-
★★★★★ ★★★★★
-
Robin Moses you are the Man!! Ty for all the help! Got my parts!! Always a pleasure too do business with you Cali boys!!
-
Purchased cat-back system for my Infiniti 1 year ago. I am very happy with build quality, sound, and performance.
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★★★★★ ★★★★★
-
Purchased a Cold Air Intake for my 2017 Nissan Maxima and I absolutely love it! Was debating between Stillen and K&N but hands down would... Read More
-
After doing my research and shopping around, I realized that Stillen was the top choice for me. I purchased the Gen 3 Long Tube Cold Air ... Read More
-
I have a 16 Q50 red sport. I have seen a mixture of positive n very negative comments about Stillen. I am looking at an air intake system... Read More
-
I have Stillen supercharger, Z/G headers, cat-back exhaust, side skirts/curtains, and spoiler.
-
Ordered a intake for my Infiniti q50S redsport from Stillen because of their R&D they do on their products so I paid a premium for it for... Read More
-
Thank you Stillen! Can't speak on the negative reviews but no problems here as I recently purchased some Stillen performance parts includ... Read More
Let customers speak for us
from 221 reviewsThe installation couldn't be easier; it is truly plug-and-play. I encountered no issues, though I mounted the box several times to pick the best spot. On the road, the power gains are noticeable, and it pulls harder when passing for sure. I will need more testing to see its impact on lap times, but I am very happy so far.

they fit perfectly and look amazing

5 star, no need for lengthy instructions. Simple as building a lego. Only problem I encounter is they sent a coarse thread allen screw. But overall I think not just in my mind that it actually gained a bit powaaah. Bought this to replace the oe broken tabs air intake box.
![2014-2015 Infiniti Q50 Gen 2 Air Intake Kit [V37] - Dry Filter - 403230DF](https://cdn.shopify.com/s/files/1/0144/4275/8230/files/403230DF_IMG001_14_15_Infiniti_Q50_V37_STILLEN_Air_Intake_Kit_Gen2_DRY_v1_70x70.jpg?v=1698768435)
Ordered the TruControl for my Sonata NLine. The setup is pretty simple though it would be nice to have better more specific instructions for the install.
Performance wise it’s very noticeable and well received! Stillen makes good stuff, cheers!

This exhaust meets and exceeded my expectations ! Not too loud , deep and throaty, along with a nice little boost at mid range rpm ! I absolutely recommend this exhaust for anyone with a Nissan titan !
![2016-2024 Nissan Titan Cat-Back Exhaust - [5.6L] (NON-XD) 2WD/4WD - Black Tip - 509561](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/509561_IMG001_2016_2021_Nissan_Titan_nonXD_STILLEN_Cat-Back_Exhaust_v1_70x70.png?v=1672778608)
It's food design, easy install, double sided tape was a little dry but 20 min in out and matched with after market cai definitely feel difference, smooth better response and better mileage

Perfect condition , shipped very quickly.

The included crossmember spacer to line to exhaust up helped a lot to get it bolted up correctly with no interference. Everything lined up well I was able to do it by myself, tips lined up perfectly no issues. The tone is slightly louder than stock with no drone which is exactly what I wanted. If you put your foot in it, you can hear it! Cold starts are nice and quiet, you won't disturb your neighbors. My only complaint was one of the clamps for the exhaust tips was defective but I had a spare. Still gets a 5/5 from me!

So far the product has been great and lives up to the advertisement. There is an immediate difference in throttle response and mpg. I am very satisfied other than the instructions were not quite accurate on the location of one of the sensors. A video of installation would be a plus due to the access to the turbo pressure sensor which will cause some extended time to install (better have small hands) and to remove when taking your vehicle for warranty service at the dealer. It was was worth the effort though.

Well packed, quick shipping too!

fit perfectly, preforms outstandingly

Great quality
![2016-2024 Infiniti Q50 [3.0t] Cat Back Exhaust System w/ Polished Tips - 504451](https://cdn.shopify.com/s/files/1/0144/4275/8230/files/504451_IMG_002_2016_UP_Infiniti_Q50_70x70.jpg?v=1705431382)
Excellent quality and fitment.
Can’t say about adding any power just yet, need to drive it more.
Bottom line, Very pleased
![2011-2017 Chrysler 300/ Dodge Challenger/ Charger Air Intake - (Enclosed Air Box w/ Oil FIlter) [5.7L] - EVO5100C](https://cdn.shopify.com/s/files/1/0144/4275/8230/products/evo5100_g_1_70x70.jpg?v=1571724029)
Super easy install. Paired it with mid muffler delete, afe intakes. And 93 octane
Sounds like a steamroller. Super fun in manual mode.

So pleased with the quality of this product!
![2016-2024 Infiniti Q50 [3.0t] Cat Back Exhaust System w/ Polished Tips - 504451](https://cdn.shopify.com/s/files/1/0144/4275/8230/files/504451_IMG_002_2016_UP_Infiniti_Q50_70x70.jpg?v=1705431382)