XLEXUS V8 Engines LLC

Online forms

Client Forms

Choose the form that matches the work you need. After submission, the form is emailed to Lexus V8 Engines LLC and to the customer email address, and a printable summary is created for the shipping box.

ECU Service Client Form

For customers sending ECU only - no harness work included.

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New Harness Build Client Form

For customers ordering a new built harness and supplying their ECU.

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Rebuilt Harness and ECU Client Form

For customers sending their ECU and OEM harness for rebuild/reconfigure.

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Online client form

ECU Service Client Form

ECU-only programming, immobilizer delete, and calibration service

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Overview & Shipping

For customers sending ECU only - no harness work included.

Shipping Address
Lexus V8 Engines LLC #298
1133 Bal Harbor Blvd, Suite 1139
Punta Gorda, FL 33950 USA

Pack components securely with padding on all sides. Place this completed form or the printed summary inside the box so the parts can be matched to the job. Email your tracking number once shipped.

Required Components / Information

  • OEM ECU / ECM to be programmed or inspected
  • Printed copy of this completed form inside the box
  • Clear notes about engine, donor vehicle, recipient vehicle, and requested programming
  • Any previous ECU read/file information if the ECU has already been modified

What You'll Receive

  • ECU inspection/read and service confirmation where applicable
  • Programming of selected supported services
  • Invoice before return shipment
  • Return tracking once the ECU ships back
Pricing Guide and Terms
Immobilizer Delete$150

Removes immobilizer requirement where supported by the supplied ECU.

ECU Flashing Service$150

Required for supported calibration changes such as EVAP, secondary O2, transmission DTC, brake-switch correlation, speed limiter, and similar edits.

Air Injection Delete$250

Available only where the ECU and calibration support this modification.

Throttle Response Tune$125

Throttle response / drivability calibration adjustment where supported.

Pre-programmed ECU Supplied by Lexus V8+$120

Optional ECU supply where available and applicable.

Unsupported / damaged / recovery workQuoted after inspection

Bench-read, recovery, replacement, repair, or unsupported ECU work requires approval before continuing.

Return ShippingBased on location

Final return shipping is confirmed on the invoice before payment.

Pricing is a guide based on normal supported applications. Missing components, damaged parts, unsupported ECUs, custom wiring, additional connector replacement, repair, recovery, or special integration may change final pricing.

  • Workmanship is covered for the specific service performed unless otherwise stated in writing.
  • Customer-supplied used electronics, sensors, pedals, connectors, and harnesses cannot be guaranteed against internal failure, prior damage, water intrusion, impact damage, unsupported variants, or previous modifications.
  • Warranty is void if the ECU or harness is opened, cut, modified, tampered with, installed incorrectly, powered incorrectly, or used outside the intended application after service.
  • Lexus V8 Engines LLC may request photos, videos, scan-tool data, voltage tests, ECU reads, or return inspection before determining the next step on any reported issue.
  • The customer is responsible for final vehicle-side wiring, fusing, grounds, mounting, routing, and safe installation unless otherwise quoted in writing.
  • Direct Deposit / Zelle has no fee. PayPal / card payment has a 3.5% processing fee. Payment is due upon invoice receipt before return shipment.
Client Contact Information
ECU Details
Vehicle / Swap Details
Requested Services / Build Preferences
Feedback & Permissions
Authorization
Agreement

By signing below, I confirm the ECU service selections and acknowledge the pricing, warranty limits, and terms in this form.

A copy is emailed to Lexus V8 Engines LLC and to the customer email entered above. A printable box summary appears below after submit so the customer can include it with the shipped parts.

Online client form

New Harness Build Client Form

Premium new standalone harness order - customer supplies ECU

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Overview & Shipping

For customers ordering a new built harness and supplying their ECU.

Shipping Address
Lexus V8 Engines LLC #298
1133 Bal Harbor Blvd, Suite 1139
Punta Gorda, FL 33950 USA

Pack components securely with padding on all sides. Place this completed form or the printed summary inside the box so the parts can be matched to the job. Email your tracking number once shipped.

Required Components / Information

  • Customer-supplied ECU / ECM unless Lexus V8 Engines is supplying one
  • Accelerator pedal and pedal plug where drive-by-wire is used
  • MAF sensor and plug if not already confirmed
  • Clear engine bay, ECU location, transmission, and recipient vehicle photos
  • Transfer case control unit and pigtail if transfer case integration is required
  • Printed copy of this completed form inside the shipment if components are shipped

What You'll Receive

  • Premium new standalone harness built for the selected application
  • Client plug wiring references for vehicle-side connections
  • ECU programming included as specified for the build where supported
  • Immobilizer removal included where required and supported
  • Bench/start-stand test video where applicable before invoice/shipment
Pricing Guide and Terms
New Standalone Harness - Manual Application$1,600

Includes premium new harness build, manual configuration, ECU flashing/programming, and immobilizer removal for customer-supplied ECU where supported.

Pre-programmed ECU Supplied by Lexus V8+$120

Optional ECU supply where available and applicable.

Automatic Transmission / Custom BuildQuoted after review

Pricing depends on transmission, control strategy, plug requirements, and requested integration.

Transfer Case / Additional IntegrationQuoted after review

Additional circuits, control modules, actuator integration, or customer-side interfaces quoted as needed.

Air Injection Delete$250 if required

Available only where the ECU and calibration support this modification.

Return ShippingBased on location

Final return shipping is confirmed on the invoice before payment.

Pricing is a guide based on normal supported applications. Missing components, damaged parts, unsupported ECUs, custom wiring, additional connector replacement, repair, recovery, or special integration may change final pricing.

  • Workmanship is covered for the specific service performed unless otherwise stated in writing.
  • Customer-supplied used electronics, sensors, pedals, connectors, and harnesses cannot be guaranteed against internal failure, prior damage, water intrusion, impact damage, unsupported variants, or previous modifications.
  • Warranty is void if the ECU or harness is opened, cut, modified, tampered with, installed incorrectly, powered incorrectly, or used outside the intended application after service.
  • Lexus V8 Engines LLC may request photos, videos, scan-tool data, voltage tests, ECU reads, or return inspection before determining the next step on any reported issue.
  • The customer is responsible for final vehicle-side wiring, fusing, grounds, mounting, routing, and safe installation unless otherwise quoted in writing.
  • Direct Deposit / Zelle has no fee. PayPal / card payment has a 3.5% processing fee. Payment is due upon invoice receipt before return shipment.
Client Contact Information
Vehicle Build Details
Harness Specification / Requested Layout
Parts / Photos Being Supplied
Requested Services / Build Preferences
Feedback & Permissions
Authorization
Agreement

By signing below, I confirm the new harness build requirements and acknowledge that final vehicle-side wiring, mounting, routing, fusing, and grounds remain the installer/customer responsibility unless quoted otherwise.

A copy is emailed to Lexus V8 Engines LLC and to the customer email entered above. A printable box summary appears below after submit so the customer can include it with the shipped parts.

Online client form

Rebuilt Harness and ECU Client Form

OEM harness rebuild, standalone reconfigure, and ECU service

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Overview & Shipping

For customers sending their ECU and OEM harness for rebuild/reconfigure.

Shipping Address
Lexus V8 Engines LLC #298
1133 Bal Harbor Blvd, Suite 1139
Punta Gorda, FL 33950 USA

Pack components securely with padding on all sides. Place this completed form or the printed summary inside the box so the parts can be matched to the job. Email your tracking number once shipped.

Required Components / Information

  • Main engine harness
  • Starter / knock-sensor sub-harness where separate
  • ECU / ECM for programming or immobilizer removal
  • Transfer-case actuator control unit and pigtail if transfer-case integration is required
  • Accelerator pedal and pedal plug where drive-by-wire is used
  • Any rear harness pigtail, speed sensor, reverse-light, or pass-through wiring required

What You'll Receive

  • OEM harness rebuild/refresh and standalone reconfiguration where applicable
  • Connector/terminal/seal replacement as required and quoted
  • ECU programming / immobilizer work selected and supported
  • Bench/start-stand test video where applicable before invoice/shipment
  • Client plug wiring references for vehicle-side connections
Pricing Guide and Terms
Standalone OEM Harness Rebuild$750

Base rebuilt standalone harness conversion. Includes immobilizer removal if required and supported by the ECU.

ECU Flashing Service$150

Required for supported deletes or calibration changes beyond base immobilizer/manual setup.

Throttle Response Tune$125

Throttle response / drivability calibration adjustment where supported.

Air Injection Delete$250

ECU/software and related support where available and applicable.

Transmission Wiring$100

Additional automatic-transmission wiring where required.

Transfer Case Wiring$90

Additional transfer-case interface wiring where required.

Engine Connector Replacement$5 - $10 each

Connector replacement where damaged, brittle, broken, oil-soaked, heat-damaged, or unsuitable for long-term use.

ECU Connector Replacement$12 - $40 each

Varies depending on ECU connector type and application.

Return ShippingBased on location

Final return shipping is confirmed on the invoice before payment.

Pricing is a guide based on normal supported applications. Missing components, damaged parts, unsupported ECUs, custom wiring, additional connector replacement, repair, recovery, or special integration may change final pricing.

  • Workmanship is covered for the specific service performed unless otherwise stated in writing.
  • Customer-supplied used electronics, sensors, pedals, connectors, and harnesses cannot be guaranteed against internal failure, prior damage, water intrusion, impact damage, unsupported variants, or previous modifications.
  • Warranty is void if the ECU or harness is opened, cut, modified, tampered with, installed incorrectly, powered incorrectly, or used outside the intended application after service.
  • Lexus V8 Engines LLC may request photos, videos, scan-tool data, voltage tests, ECU reads, or return inspection before determining the next step on any reported issue.
  • The customer is responsible for final vehicle-side wiring, fusing, grounds, mounting, routing, and safe installation unless otherwise quoted in writing.
  • Direct Deposit / Zelle has no fee. PayPal / card payment has a 3.5% processing fee. Payment is due upon invoice receipt before return shipment.
Client Contact Information
Vehicle Build Details
Harness Specification / Requested Layout
Parts / Photos Being Supplied
Requested Services / Build Preferences
Feedback & Permissions
Authorization
Agreement

By signing below, I confirm the rebuilt harness and ECU service selections and acknowledge that connector condition, missing components, and unsupported ECU variants may affect final pricing.

A copy is emailed to Lexus V8 Engines LLC and to the customer email entered above. A printable box summary appears below after submit so the customer can include it with the shipped parts.