• Cold Air Intake for Kia Optima (2011-2015) 2.0L Turbo Engine

Cold Air Intake for Kia Optima (2011-2015) 2.0L Turbo Engine

$209.99
$209.99
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High-flow cold air intake for 2011-2015 Optima 2.0L Turbo—unlock quicker spool, sharper throttle response, and up to 10% more power with bolt-on simplicity.

Free Your Turbo From Factory Airflow Restrictions

The Kia Optima, introduced in its fourth generation from 2011-2015, brought surprising performance to the mid-size sedan segment—especially in 2.0L Turbo form. With 274 horsepower and 269 lb-ft of torque, it offered genuine sport sedan capability at an accessible price point. But here's the catch: Kia engineered the factory intake system for cost efficiency and noise suppression, not maximum airflow. That restrictive air box and narrow plastic ducting creates a bottleneck that suffocates your turbo, delaying spool-up and limiting power delivery.

This Cold Air Intake System tears out those factory restrictions and replaces them with a streamlined, high-flow induction path. By allowing your turbocharger to breathe freely and pull in cooler, denser air with minimal resistance, you'll experience quicker turbo response, more aggressive power delivery, and that addictive turbocharged induction sound that reminds you every time you accelerate that this isn't just another commuter sedan.

Key Features at a Glance

  • Optimized for Forced Induction: High-flow design eliminates factory restrictions, feeding your turbo the air volume it craves
  • Up to 10% Power Gains: Maximized airflow efficiency unlocks hidden horsepower and torque across the RPM range
  • Quicker Turbo Spool: Reduced intake restriction means faster boost build-up and sharper throttle response
  • T304 Aluminum Construction: Lightweight mandrel-bent piping dissipates heat and resists corrosion for long-term durability
  • High-Flow Washable Filter: Premium synthetic filter protects turbo internals while maintaining maximum airflow—reusable for life
  • Enhanced Turbo Sound: Hear your turbocharger working—aggressive induction note adds character to every acceleration

Installation: Direct Bolt-On Design

This intake system uses your Optima's factory mounting points for a clean, secure installation. Remove the restrictive factory air box and ducting, install the aluminum intake pipe, mount the high-flow filter, secure everything with the included heat-resistant couplers and clamps, and you're done. The process takes 60-90 minutes with basic hand tools—no cutting, no permanent modifications, completely reversible if needed.

Why Cold Air Matters for Turbocharged Engines

Cooler air is denser air—meaning more oxygen molecules per cubic inch entering your turbocharger and combustion chambers. More oxygen equals more efficient combustion, which translates to increased power output. Factory intake systems pull warm air from the crowded engine bay. This cold air intake positions the filter for maximum cool air access while using heat-dissipating aluminum piping to maintain lower intake temperatures throughout the induction cycle. The result? Your turbo operates more efficiently, spools faster, and delivers stronger, more consistent power.

Your Benefits at a Glance
  • Explosive Throttle Response: Reduced intake restriction creates an immediate connection between pedal input and turbo power
  • Highway Merging Confidence: Extra horsepower and torque make passing and merging effortless and safe
  • Aggressive Sound Character: Natural turbo induction sound transforms your Optima's personality without being obnoxious
Fitment & Package Details

Fitment:

  • 2011-2015 Kia Optima
  • 2.0L Turbocharged I4 Engine Only
  • All Trim Levels (SX, SX Limited, SX Turbo)

Package Includes:

  • 1x T304 Aluminum Intake Pipe (Mandrel-Bent)
  • 1x High-Flow Washable Synthetic Air Filter
  • Heat-Resistant Silicone Couplers and Stainless Clamps
  • Complete Mounting Hardware Kit
  • Installation Instructions

Installation Tips:

  • Disconnect negative battery terminal before starting—leave disconnected for 1+ minute after completion to reset ECU
  • Ensure engine is completely cool before beginning installation
  • Torque all clamps evenly to prevent air leaks
  • Check filter and connections after first 50 miles of driving
  • Clean and re-oil filter every 10,000-15,000 miles for optimal performance
Engine Safety Rating
Difficulty 

Fitment

Make

Kia

Engine Size
  • 2.0L

Year
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015

Installation & Tools

The Wrench Time

  • Estimated Time: 45-60 Minutes
  • Difficulty: 3/10 - Straightforward bolt-on, but requires patience with stubborn factory hose clamps and brittle plastics.

Tools You Will Need

  • 10mm and 12mm sockets with a 6-inch extension
  • 8mm nut driver or flathead screwdriver
  • Phillips head screwdriver
  • Hose clamp pliers or standard slip-joint pliers
  • Panel popper (clip removal tool)
Mechanic’s Pro Tip (The "Gotcha"):
The TF chassis Optima (Theta II engine) has a notoriously brittle plastic Bypass Valve (BPV) recirculation tube. When pulling the factory hoses, do not just yank them. Use a pick or flathead to break the rubber seal first, then gently twist. If you muscle it, you will snap the BPV nipple. Also, the factory push-pins on the ram air duct break easily—use a proper panel popper, not a screwdriver.

Phase 1: Removing the Factory Part

  1. Disconnect the Battery: Always start by disconnecting the negative battery terminal using a 10mm wrench to prevent check engine lights on your 2011-2015 Kia Optima 2.0L.
  2. Remove the Fresh Air Duct: Grab your panel popper and carefully pry up the center of the two plastic push-pins securing the factory ram air scoop to the core support, then pull the duct free.
  3. Disconnect the Hoses: Locate the PCV breather hose and the BPV recirculation hose connected to the factory intake tube. Use your hose clamp pliers to pinch and slide back the factory spring clamps. Gently twist the hoses by hand to break the seal and pull them off the tube.
  4. Unbolt the Factory Airbox: Use a 10mm socket and extension to remove the bolts securing the lower airbox housing to the chassis. Keep this hardware handy.
  5. Loosen the Turbo Inlet Clamp: Reach down to the turbo inlet and loosen the main hose clamp using a 10mm socket or Phillips screwdriver. Firmly grasp the entire factory intake assembly and pull it out of the engine bay.

Phase 2: Installing the Cold Air Intake for Kia Optima (2011-2015) 2.0L Turbo Engine

  1. Install the Silicon Coupler: Slide the new silicone coupler over the turbo inlet. Loosely install the provided worm gear clamps, tightening the bottom one just enough to hold it in place using an 8mm nut driver.
  2. Transfer the Sensors: The 2.0L Theta II engine relies on precise air readings. Carefully transfer the factory MAP/intake temperature sensor from the OEM housing to your new intake tube. Secure it using the provided hardware and a Phillips screwdriver. Do not overtighten, or you risk cracking the fragile sensor housing.
  3. Mount the Heat Shield: Drop the new heat shield or lower airbox into the engine bay, lining it up with the factory mounting holes. Secure it using the original bolts and your 10mm socket.
  4. Seat the Intake Tube: Slide the new aluminum intake pipe into the silicone turbo coupler. Reconnect your PCV and BPV lines to the new machined nipples, securing them with the factory spring clamps using your pliers. Once positioned perfectly, lock down all remaining worm clamps with your 8mm nut driver.
  5. Attach the Filter and Calibrate: Slide the high-flow air filter onto the end of the intake tube and clamp it down firmly with your 8mm nut driver. Reconnect the negative battery terminal. On the first startup, the vehicle gas pedal should not be touched for 20 seconds until the ECU adjusts to the new airflow volume.

Disclaimer: This is a general guide provided for the 2011-2015 Kia Optima 2.0L. Always refer to your factory service manual for exact torque specifications and safety procedures.

Warranty

All products are backed by our Limited Lifetime Warranty. We stand by our quality. [See terms]
Cold Air Intake for Kia Optima (2011-2015) 2.0L Turbo Engine

$209.99