Frequently Asked Questions

Why is an air filter important for a 2018 Lexus IS 350?

• Protects the engine: a clean engine air filter prevents dirt and debris from entering the 3.5L V6, preserving horsepower and fuel efficiency.
• Maintains performance: regular replacement helps the 311-hp engine breathe properly for consistent throttle response and longevity.
• Dealer value: having your air filter inspected and replaced at Park Place Lexus in Plano ensures OEM parts and factory-trained technicians for immediate and long-term savings versus unchecked service—ask about our service financing options.
• Convenience: to arrange inspection or replacement, schedule service online and take advantage of current service specials.

Where is the air filter in a 2018 Lexus IS 350?

• Engine air filter: located in the engine bay inside the airbox — easily accessed by our certified technicians during routine service.
• Cabin air filter: typically behind the glove box or under the dash; our technicians inspect both filters during multi-point checks for full protection.
• Dealer inspection benefit: Park Place Lexus technicians will show you the condition, recommend OEM replacements, and document service for resale value.

How much does it cost to replace the air filter in a 2018 Lexus IS 350?

• Competitive pricing: Park Place Lexus often costs less than independent shops while delivering higher-value service from certified technicians and OEM parts.
• Immediate and long-term savings: proper replacements improve fuel economy and reduce wear, saving money over time; we also post current service specials to lower upfront cost.
• Flexible payment: service financing is available so you can get needed work done now and pay later—contact our service advisors when you schedule appointment.

How often should I change the engine air filter on my 2018 Lexus IS 350?

• Typical interval: inspect at every oil change and replace as needed—many owners find replacement every 12,000–20,000 miles depending on driving conditions.
• Personalized care: Park Place Lexus in Plano tailors intervals to your driving and environment to maximize engine life and performance.
• Warranty note: any repairs covered under warranty must be performed at a certified dealership to maintain coverage and ensure genuine parts.

What is the difference between an engine air filter and a cabin air filter?

• Function: the engine air filter protects the engine intake; the cabin air filter protects passengers from pollen, dust, and pollutants.
• Health & performance: a clogged cabin filter reduces HVAC airflow and comfort; a clogged engine filter reduces engine efficiency and fuel economy.
• Service advantage: Park Place Lexus uses OEM filters and documents replacements for your vehicle history; check our service specials for savings.

What are signs of a bad air filter?

• Engine symptoms: reduced acceleration, sluggish throttle response, or worse fuel economy in your 2018 Lexus IS 350.
• Cabin symptoms: reduced airflow, unpleasant odors, or increased dust inside the cabin.
• Fast resolution: schedule service at Park Place Lexus to have technicians diagnose and replace filters quickly; schedule service online and ask about warranty coverage and financing.

What types of air filters are in a 2018 Lexus IS 350?

• Engine filter: pleated panel filters (OEM-grade) designed for the 3.5L V6 to balance airflow and filtration.
• Cabin filter: multi-layer particulate and activated-carbon options are available to reduce allergens and odors.
• Dealer assurance: Park Place Lexus recommends OEM replacements and provides documented installation and warranty protection by certified technicians.