SKU: 8421506599

aFe MagnumFORCE Stage-2Si CIA System w/ Pro 5R Filter 12-15 Porsche 911 Carrera S (991) 3.8/3.8L

Sale price$482.53 Regular price$536.15
Save 10%

Pay in installments of $134.04 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 4 - Aug 9

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

aFe MagnumFORCE Stage-2Si CIA System w/ Pro 5R Filter 12-15 Porsche 911 Carrera S (991) 3.8/3.8LThe AFE Magnum FORCE Stage 2Si Cold Air Intake is engineered for enthusiasts who demand top performance and enhanced airflow for their vehicle. Crafted from premium aluminum, this intake system ensures durability and strength, while delivering improved engine efficiency. Designed to increase horsepower and torque, the Stage 2Si optimizes your engine's breathing capabilities with a precisely engineered aluminum intake tube that minimizes heat soak and

The AFE Magnum FORCE Stage-2Si Cold Air Intake is engineered for enthusiasts who demand top performance and enhanced airflow for their vehicle. Crafted from premium aluminum, this intake system ensures durability and strength, while delivering improved engine efficiency.

Designed to increase horsepower and torque, the Stage-2Si optimizes your engine's breathing capabilities with a precisely engineered aluminum intake tube that minimizes heat soak and allows cooler, denser air to reach the combustion chamber.

Its high-flow air filter captures contaminants while delivering maximum airflow. This means your engine breathes cleaner and operates more efficiently, delivering noticeable power gains and improved throttle response.

Installation is straightforward with all necessary components included and a user-friendly design that fits perfectly on compatible vehicles, making it an ideal upgrade for both street and track.

Whether you're upgrading your muscle car, hot rod, or performance street machine, the AFE Magnum FORCE Stage-2Si Cold Air Intake is a reliable choice backed by enthusiast-driven engineering and quality.

Enjoy enhanced engine sound, better fuel economy, and increased overall performance — all from a package designed for long-lasting use and superior airflow dynamics. Experience the difference with a cold air intake trusted by car enthusiasts across Europe.

Stay ahead of the pack with a product that combines innovation, quality materials, and automotive passion. Perfect for anyone aiming to push their vehicle's performance to the next level with a robust and efficient air intake system.

Invest in AFE's Stage-2Si Cold Air Intake and join a community that values power, precision, and craftsmanship. Tuningsupply ensures fast delivery and expert support to get your car running at its best as quickly as possible.

Upgrade your car’s breathing system and feel the true power of performance tuning with AFE Magnum FORCE Stage-2Si — a cold air intake designed for enthusiasts by enthusiasts.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 8421506599

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.3 ★★★★★
Based on 16 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
A
Verified Purchase
Andy...
Whiting, US
★★★★★ 4
Good filter.
Great filter works well .
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
J
Verified Purchase
Joe
Charlottesville, US
★★★★★ 5
Efficient long lasting. Great Value
Style: CF10735 Classic
These filters (my second one) has lasted me over two years with a little maintenance in between, (removing from time to time to vacuum and shake out the bigger debris.) They do a great job of keeping the cabin air really clean and fresh. 1) Over designed and built (Good thing) installed without effort. 2) Fit and finish is perfect for my 2016 Genesis G80 3) Carbon filter works well but after about six months it no longer absorbs orders, This is excepted especially when I have not swapped it out for over two years. 4) Great value and honestly I should be replacing these cabin filters out ever six months for efficiency and order control. Note: When I decided to replace it the filter held up structurally as the day I installed it. The charcoal beads where all intact as well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2026
R
Verified Purchase
RadcoCorp.
Houston, US
★★★★★ 5
Better than OEM, AC is so fresh now!
Style: CF10374 Classic, Style: CF10374 Classic
YEEEEEEAHHHHH! This went straight from the mailman's hand to my 2010 Tacoma. -Fits better than OEM and Replacements! -AC smells so fresh now! -Easy installation without any complications. -Has a foam gasket around the filter that makes it fit like a glove, thight and secure! -Very Well Made and quality materials. Won't be returning this one, will actually buy it for the rest of my cars! ⭐️⭐️⭐️⭐️⭐️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
K
Verified Purchase
Kevin Yang
Lexington, US
★★★★★ 5
Excellent Factory Replacement and a Simple DIY Upgrade
This EPAuto engine air filter is an outstanding, cost-effective replacement for standard factory filters. The build quality is excellent, featuring a durable rubber gasket that creates a tight, reliable seal within the air box to prevent any unfiltered air from bypassing the element. Installing it is a incredibly straightforward task that takes less than five minutes and requires no tools. It offers the exact same performance as premium drugstore or dealership options at a fraction of the cost. Highly recommended for routine vehicle maintenance. Note: Fits perfectly on my Subaru Legacy 2018!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
V
Verified Purchase
Vincent J. Padilla
Belleville, US
★★★★★ 5
Perfect fit
Nice replacement on my 2016 Subaru Forester
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026

recommand products