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33-2356
$58.99 USD
MSRP $91.59 35.6% Off
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K&N 33-2356 Air Filter

Replacement Filters > Replacement Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5   5.0 out of 5 stars   10 Customer Reviews
  • Designed to boost horsepower and rate of acceleration
  • Can be cleaned and used again
  • High air flow with exceptional filtration
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • Works with original equipment manufacturer vehicle electronics
  • Emissions legal in all 50 US states
  • Will NOT void vehicle warranty
  • Million Mile Limited Warranty®
The K&N 33-2356 Air Filter fits some Cadillac SRX, and Cadillac STS models. See vehicle applications link for details.
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

[More Information on K&N Replacement Air Filters]

Product Specifications

Air Filter ShapePanel
Filter MaterialCotton Gauze
FlangesNone
Height1.5 in (38 mm)
Package Contents1 Air Filter
Package Quantity1
Product StyleUnique Air Filters
Outside Length13.5 in (343 mm)
Outside Width10.75 in (273 mm)
Weight1.7 lb (0.8 kg)
Filter Re-Oiling Amount0.85 oz (25 ml)
Product Box Height2.34 in (60 mm)
Product Box Length15.06 in (383 mm)
Product Box Width11.06 in (281 mm)
WARNING: Cancer and reproductive harm--www.P65warnings.ca.gov

K&N 33-2356 Air Filter Product Reviews

Tuesday, April 3, 2018 - Part 33-2356
This is my 2nd vehicle with an K&N filter. It's the first improvement any car owner should make. Thanks K&N.

Darryl Davis
Raleigh, North Carolina
Sunday, October 15, 2017 - Part 33-2356
Fantastic fit & as always, great product, great improvement & results.. high desert dust could reck havoc, but K&N filter works great, better performance on our Cadillac Srx w/V8 , better mileage also. Fast delivery & ordering was a breeze.. thanks to your staff. William Ballestero, California City, CA

William Ballestero
California City, California
Wednesday, November 2, 2016 - Part 33-2356
Such a quick and easy installation. My car also feels like it accelerates better and I believe I am experiencing better fuel economy. I could not be happier.

Andrew Kucharski
Clinton Township, Michigan