HKS Hi-Power SPEC-L2 CZ4A 4B11-Catback-HKS
HKS Hi-Power SPEC-L2 CZ4A 4B11-Catback-HKS
Click to zoom in

HKS Hi-Power SPEC-L2 CZ4A 4B11

HKS
HKS31019-AM111
4957266940204
Catback
6 Units In Stock - Ships Next Business Day
$ 1,764.00
FREE Ground Shipping!
$ 1,764.00

SKU: 31019-AM111 | UPC: 4957266940204

HKS Hi-Power SPEC-L2 Cat-Back Exhaust 2008-2015 Mitsubishi Lancer Evolution X CZ4A 4B11

The HKS Hi-Power SPEC-L2 cat-back exhaust system bolts directly onto 2008-2015 Mitsubishi Lancer Evolution X models with CZ4A chassis and 4B11 engine. It replaces the factory section after the catalytic converter to unlock horsepower torque and throttle response gains of up to 10ps. Drivers experience a deep aggressive exhaust note with minimal interior drone for spirited track or street use.

Key Features

  • Mandrel-Bent Piping: 80mm to 70mm SUS304 stainless steel diameter ensures smooth flow reduces backpressure and boosts mid-to-high RPM power
  • Titanium Tip Design: Single 120mm x 90mm polished outlet adds visual appeal cuts weight and resists corrosion for long-lasting shine
  • Lightweight Build: 12.0 kg total weight shaves 6.0 kg off stock exhaust improving vehicle balance and acceleration
  • Jet-Sound Tuning: Engineered for powerful deep tone peaking at 4500rpm without harshness or cabin resonance
  • Direct Bolt-On Fit: Precision flanges and hangers match Evo X chassis for easy replacement with no cutting or welding

Product Notes

  • Requires HKS closer pipe kit 31019-AM003 for tightest ground clearance on lowered vehicles
  • Allow 100 miles break-in before highway speeds to settle sound and performance
  • Packaged in reinforced box to protect piping and tip during transit

Installation Notes

  • Professional installation recommended.
  • Remove stock resonators and muffler after catalytic converter position O2 sensor in place
  • Includes gaskets bolts and clamps compatible with factory mounts

This Part Fits

Year Make Model Submodel
2008-2015 Mitsubishi Lancer Evolution X GSR
2008-2015 Mitsubishi Lancer Evolution X MR
2015 Mitsubishi Lancer Evolution X MR Final Edition

Why Choose HKS?

  • 45+ years developing championship-winning parts for Japanese vehicles
  • JDM-engineered construction proven on racetracks and streets
  • Exact tolerances from factory dyno testing for reliable fit and gains

Frequently Asked Questions

  • Q: Will this exhaust fit my 2010 Evo X MR?
    A: Yes it bolts directly to all 2008-2015 USDM Lancer Evolution X CZ4A 4B11 models including GSR MR and 2015 Final Edition
  • Q: What materials are used in construction?
    A: SUS304 stainless steel piping for durability paired with a titanium muffler tip for heat resistance and reduced weight
  • Q: What warranty coverage applies?
    A: HKS provides limited lifetime warranty on defects in materials or workmanship when installed properly

Shipping & Handling

  • Method: Ground shipping
  • Availability: In stock - ships same or next business day
  • Packaging: 52 x 16 x 16 inch reinforced box
  • Weight: 30 lbs shipping 12 kg product

Request For Information

Have questions about HKS Hi-Power SPEC-L2 CZ4A 4B11? Fill out the form below and we'll get back to you by the next business day.
Catback

Catback

A catback exhaust system replaces everything from the catalytic converter back, covering the mid pipe, muffler, and tailpipe section in one bolt on upgrade. This collection covers catback systems for trucks, Jeeps, muscle cars, imports, and performance SUVs, giving you a straightforward way to improve sound, exhaust flow, and rear end styling without touching the factory catalytic converters or front pipe. Catback systems are available in stainless steel and titanium construction, with dual rear exit, single exit, and quad tip configurations, and a range of sound levels from mild touring tone to aggressive track character. Whether you want a deeper daily driver sound or a full track ready exhaust note, you will find a matched system for your platform here. What This Category Covers This collection includes complete catback exhaust systems, cat-back kits, dual rear exit systems, axle back adjacent catback upgrades, stainless steel and titanium exhaust systems, and street, tourin...

View Catback Products
Exhaust Systems

Exhaust Systems

Performance exhaust systems for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop cat-back systems, axle-back systems, turbo-back systems, headers, downpipes, mid-pipes, mufflers, resonators, catalytic converters, exhaust tips, exhaust valve controllers, oxygen sensors, exhaust brakes, and motorcycle and powersports exhausts for Mustang, Camaro, Challenger, Corvette, Silverado, and Super Duty platforms. Every product is filterable by exhaust position, material, pipe diameter, and vehicle year, make, model, and trim so the correct fitment ships the first time. Black Ops Auto Works carries 7,441 exhaust SKUs across every position of the exhaust system. What This Category Covers Exhaust upgrades change sound, appearance, and in some cases power. Exhaust fitment depends on engine, drivetrain, and factory exit position, so confirm the exact platform before ordering any exhaust component. Exhaust Position Cat-back, axle-back, turbo-back, and header-back systems e...

View Exhaust Systems Products
HKS

HKS

HKS Japanese performance parts for Toyota Supra, Nissan Skyline GT-R, Nissan Silvia and 240SX, Subaru WRX and STI, and other JDM platforms are stocked at Black Ops Auto Works. Shop turbo kits, cat back exhaust systems, coilovers, blow off valves, and engine management upgrades for RB26DETT, SR20DET, 2JZ-GTE, and EJ series turbocharged engines. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 607 HKS SKUs across forced induction, exhaust, suspension, and engine management categories. What This Collection Covers HKS has built its reputation on Japanese sport compact and sports car performance since the late 1970s, developing turbo kits, exhaust systems, and suspension for platforms including the Toyota Supra 2JZ-GTE, Nissan Skyline GT-R RB26DETT, Nissan Silvia and 240SX SR20DET, and Subaru WRX and STI EJ and FA series engines. This collection brings together fitment verified HKS pa...

View HKS Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×