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Business Details
35 Years
experience
Your Trusted INFINITI Dealer in Knoxville, TN
At Harper INFINITI, we have dedicated ourselves to redefining automotive excellence since 1991. Our founder, Tom Harper, established this dealership with a vision of combining premium INFINITI vehicles with unparalleled customer service. Over three decades later, we remain committed to this mission, offering a vast inventory of new, used, and certified pre-owned vehicles alongside comprehensive service and parts solutions. Our team of Automotive Service Excellence (ASE) certified technicians ensures every INFINITI receives factory-trained care, while our finance department streamlines the purchasing process with transparent options. Recognized 15 times with the INFINITI Award of Excellence and twice honored as a Knoxville News Sentinel Top Workplace, we prioritize personalized experiences over transactional interactions.

Our Harper Care program provides unlimited mileage powertrain warranties, complimentary loaner vehicles, and scheduled maintenance benefits. Beyond sales and service, we actively support local causes through Ruthie's Fund and community partnerships, reinforcing our belief that true luxury extends beyond the showroom. With evening service hours and a 30-year legacy of trust, we invite you to discover why we are a cornerstone of eastern Tennessee's automotive landscape.
Services
New Vehicle Sales Used Vehicle Sales Automotive Service Genuine Parts Sales Vehicle Financing
Details
  • Year established: 1991
Highlights and features
  • We offer 30+ years of INFINITI expertise with factory-trained technicians.
  • Our Harper Care program provides unlimited powertrain coverage and loaner vehicles.
  • 15-time recipient of the INFINITI Award of Excellence for service excellence.
  • We support local communities through Ruthie's Fund and charitable partnerships.
  • Evening service hours accommodate busy schedules with no appointment needed.
Associations and certifications
  • Automotive Service Excellence (ASE)
Services
New Vehicle Sales
We offer the latest INFINITI models including QX50, QX60, and QX80 vehicles. Our experienced sales team provides expert guidance through vehicle features, financing options, and trade-in evaluations. Every new purchase includes manufacturer warranties and access to exclusive INFINITI ownership benefits.
Automotive Service
Our ASE-certified technicians perform comprehensive maintenance and repairs using genuine INFINITI parts. Services include oil changes, brake inspections, engine diagnostics, and multi-point checks. Evening hours and loaner vehicles ensure minimal disruption to your schedule.
Genuine Parts Sales
We supply authentic INFINITI replacement parts and accessories for all model years. Our parts department ensures proper fitment and functionality while maintaining factory quality standards. Technicians can install purchased parts immediately for convenience.
Vehicle Financing
Our finance team offers competitive rates and flexible terms for new and pre-owned vehicle purchases. We provide online credit applications, payment calculators, and transparent pricing with no hidden fees. Special programs available for qualified buyers.
Used Vehicle Sales
We maintain a large inventory of certified pre-owned INFINITI vehicles with detailed service histories. Each used car undergoes rigorous inspection and reconditioning. Benefits include extended warranties, CARFAX reports, and price-match guarantees.
People
Tom Harper
Founder
Established Harper INFINITI in 1991 with a commitment to automotive excellence. Leads community initiatives through Ruthie's Fund and maintains active involvement in local charitable organizations across East Tennessee.
Questions
What INFINITI models are currently available?
We stock new QX50, QX60, QX55, and QX80 models. Current inventory updates are available online with filter options for trim, color, and features.
Do you offer service appointments after work hours?
Yes, our service department remains open until 6:00 PM on weekdays for busy professionals.
Can I finance a vehicle online?
Yes, complete our online finance application for pre-approval. Our team will contact you to discuss terms and finalize details.
What warranty coverage comes with new vehicles?
New INFINITI purchases include manufacturer warranties plus our exclusive Harper Care program with unlimited mileage powertrain protection.
Are loaner vehicles available during service?
Complimentary loaner vehicles are provided with scheduled maintenance visits for your convenience.
Do you accept trade-in vehicles?
Yes, we offer trade-in evaluations as part of our transparent purchasing process. Value your trade online or during your visit.