AP Exhaust
HGMXV01.4099

AP Exhaust 771534 Catalytic Converter - Front

Brand AP Exhaust 771534
Position Front
Body Material Stainless steel
Executive Order D-798-9
Inlet Gasket No
Inlet Hardware No
Inlet Type A 3.33" od flare
Issued Company Ap exhaust holdings, llc
O2 Sensor Ports 1
Outlet Gasket Yes
Outlet Hardware Yes
Outlet Type A 3 bolt welded flange
Overall Length (IN) 14
Substrate Material Ceramic
Type Carb compliant direct-fit
Product line HGMXV01.4099
Fits Buick and Chevrolet · 20 vehicles

CARB-compliant direct-fit. Built to exact OE dimensions for straightforward installation.

Stainless steel body. Helps resist corrosion for long-term durability.

Ceramic substrate. Engineered for efficient converter performance.

$559.45Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

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Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $559.45
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

CARB-Compliant Direct-Fit Catalytic Converter

AP Exhaust 771534 is a CARB compliant direct-fit catalytic converter built for exact OE dimensions and fitment. It uses a stainless steel body, a ceramic substrate, and one O2 sensor port to support emissions system performance on select Buick Encore, Chevrolet Trax, Chevrolet Sonic, and Chevrolet Cruze front applications.

  • CARB compliant direct-fit design for California emissions applications
  • Stainless steel body for corrosion resistance
  • Ceramic substrate material
  • One O2 sensor port
  • 3.33" OD flare inlet and 3-bolt welded flange outlet
  • Outlet gasket and outlet hardware included
  • Overall length: 14 inches
  • Executive Order D-798-9

AP Exhaust BGMXV01.8011 Line Details

The AP Exhaust BGMXV01.8011 product line is engineered with proprietary substrate chemistry and advanced manufacturing methods to deliver efficient converter loading while maintaining OE-style dimensions. Automated workstations, spinner welding equipment, and high-speed production lines are used to keep fitment consistent across the application range. AP Exhaust 771534 reflects that approach with a direct-fit layout for front-mounted emissions service.

Vehicle Fitment

  • Fits 2017 Buick Encore, Front - Direct Fit - California; HGMXV01.4099; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2017 Buick Encore, Front - Direct Fit - California; HGMXV01.4001; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2017 Chevrolet Trax, Front - Direct Fit - California; HGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2016 Buick Encore, Front - Direct Fit - California; GGMXV01.4099; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2016 Buick Encore, Front - Direct Fit - California; GGMXV01.4001; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2016 Chevrolet Sonic, Front - Direct Fit - California; GGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2016 Chevrolet Trax, Front - Direct Fit - California; GGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2015 Buick Encore, Front - Direct Fit - California; FGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2015 Chevrolet Cruze, Front - Direct Fit - California; FGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2015 Chevrolet Sonic, Front - Direct Fit - California; FGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2015 Chevrolet Trax, Front - Direct Fit - California; FGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2014 Buick Encore, Front - Direct Fit - California; EGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2014 Chevrolet Cruze, Front - Direct Fit - California; EGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2014 Chevrolet Sonic, Front - Direct Fit - California; EGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2013 Buick Encore, Front - Direct Fit - California; DGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2013 Chevrolet Cruze, Front - Direct Fit - California; DGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2013 Chevrolet Sonic, Front - Direct Fit - California; DGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2012 Chevrolet Cruze, Front - Direct Fit - California; CGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2012 Chevrolet Sonic, Front - Direct Fit - California; CGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.
  • Fits 2011 Chevrolet Cruze, Front - Direct Fit - California; BGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number: D-798-9.

Common Replacement Reasons

  • Failed emissions test or catalyst efficiency fault
  • Check engine light related to catalyst performance
  • Restricted exhaust flow from a damaged converter
  • Rust or physical damage to the converter body
  • Need for a California-compliant front catalytic converter on listed Buick Encore and Chevrolet applications

Installation Notes

Verify the inlet and outlet connection style before installation: 3.33" OD flare inlet and 3-bolt welded flange outlet. This converter uses one O2 sensor port, includes outlet gasket and outlet hardware, and is built for front-position applications only. Confirm the Executive Order D-798-9 and vehicle emissions label requirements before service.

Quality Assurance

AP Exhaust Holdings, LLC identifies this converter under Executive Order D-798-9 for California emissions compliance on the listed applications. The BGMXV01.8011 line is manufactured to OE dimensions using automated production and welding processes to support consistent fitment and converter efficiency.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2017BuickEncore1.4LL4FrontDirect Fit - California; HGMXV01.4099; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; HGMXV01.4099; HGMXV01.4099
2017BuickEncore1.4LL4FrontDirect Fit - California; HGMXV01.4001; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; HGMXV01.4001; HGMXV01.4001
2017ChevroletTrax1.4LL4FrontDirect Fit - California; HGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; HGMXV01.4099; HGMXV01.4099
2016BuickEncore1.4LL4FrontDirect Fit - California; GGMXV01.4099; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; GGMXV01.4099; GGMXV01.4099
2016BuickEncore1.4LL4FrontDirect Fit - California; GGMXV01.4001; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; GGMXV01.4001; GGMXV01.4001
2016ChevroletSonic1.4LL4FrontDirect Fit - California; GGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; GGMXV01.4099; GGMXV01.4099
2016ChevroletTrax1.4LL4FrontDirect Fit - California; GGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; GGMXV01.4099; GGMXV01.4099
2015BuickEncore1.4LL4FrontDirect Fit - California; FGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; FGMXV01.4099; FGMXV01.4099
2015ChevroletCruze1.4LL4FrontDirect Fit - California; FGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; FGMXV01.8011; FGMXV01.8011
2015ChevroletSonic1.4LL4FrontDirect Fit - California; FGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; FGMXV01.8011; FGMXV01.8011
2015ChevroletTrax1.4LL4FrontDirect Fit - California; FGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; FGMXV01.4099; FGMXV01.4099
2014BuickEncore1.4LL4FrontDirect Fit - California; EGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; EGMXV01.4099; EGMXV01.4099
2014ChevroletCruze1.4LL4FrontDirect Fit - California; EGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; EGMXV01.8011; EGMXV01.8011
2014ChevroletSonic1.4LL4FrontDirect Fit - California; EGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; EGMXV01.8011; EGMXV01.8011
2013BuickEncore1.4LL4FrontDirect Fit - California; DGMXV01.4099; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; DGMXV01.4099; DGMXV01.4099
2013ChevroletCruze1.4LL4FrontDirect Fit - California; DGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; DGMXV01.8011; DGMXV01.8011
2013ChevroletSonic1.4LL4FrontDirect Fit - California; DGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; DGMXV01.8011; DGMXV01.8011
2012ChevroletCruze1.4LL4FrontDirect Fit - California; CGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; CGMXV01.8011; CGMXV01.8011
2012ChevroletSonic1.4LL4FrontDirect Fit - California; CGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; CGMXV01.8011; CGMXV01.8011
2011ChevroletCruze1.4LL4FrontDirect Fit - California; BGMXV01.8011; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-798-9; BGMXV01.8011; BGMXV01.8011