Enter your VAT number here and click Verify:
Your details have been verified. VAT number registered to:
,
.
Your order will now be zero rated for VAT purposes. We reserve the right to verify these details after your order request has been made and reinstate VAT if required.
Your VAT details were not recognised or were invalid. Your VAT number must be matched to your Billing Country as specified above. This is currently specified as . You do not need to enter the country code part of your VAT number as this has already been selected in your billing address details above.
The VAT number checking service is currently offline. Please supply your VAT details within the comments or special instructions field below and we will apply a VAT discount after placing your order request.
Bonnet / Rear Lid / Spoiler Activators & Motors
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 981 Boxster 2012>>
Porsche 981 Boxster Spyder 2016>>
Porsche 981C Cayman 2014>>
Porsche 981 Cayman GT4 2016
Porsche 991 Carrera 2012>>
Porsche 911 Turbo 2014>>
Porsche 991 GT3 2014>>
This product supersedes Porsche's old part numbers:
- 99161310500A05
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99161310501A05
The product you are viewing cross references to these numbers
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 981 Boxster 2012>>
Porsche 981 Boxster Spyder 2016>>
Porsche 981C Cayman 2014>>
Porsche 981 Cayman GT4 2016
Porsche 991 Carrera 2012>>
Porsche 911 Turbo 2014>>
Porsche 991 GT3 2014>>
This product supersedes Porsche's old part numbers:
- 99161310500A05
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99161310501A05
The product you are viewing cross references to these numbers
Bonnet, Rear Lid & Spoiler Activators and Motors for Smooth, Reliable Operation
Bonnet, rear lid, and spoiler activators & motors are crucial components in modern vehicle electrical systems, enabling powered opening, controlled lifting, and automated aerodynamic function. These precision-engineered motors operate through the vehicle’s relay network to ensure seamless movement of front bonnets, rear luggage lids, and adjustable spoilers—components essential to both convenience and performance.
What Bonnet, Rear Lid & Spoiler Activators Do
These motors and activators are responsible for:
- Powering the opening or lifting of bonnets and rear lids
- Enabling automated spoiler deployment at speed for improved aerodynamics
- Providing controlled movement for lifting mechanisms
- Ensuring smooth integration with onboard electronics and safety switches
- Supporting everyday convenience features such as push-button access
Whether used for access or aerodynamic stability, these components must deliver consistent, dependable motion to keep the vehicle operating at its best.
Why These Motors & Activators Commonly Fail
Because they perform repeated mechanical and electrical
operations, bonnet and spoiler activators can experience wear over time.
Common
causes of failure include:
- Internal motor burnout from age or resistance build-up
- Damaged or corroded gears
- Moisture intrusion in rear compartments
- Electrical relay faults or short circuits
- Binding or seizure of lifting mechanisms
- Spoiler deployment systems overworking due to misalignment
Symptoms of failure may include intermittent operation, grinding noises, slow movement, spoiler non-deployment, or complete motor failure.
Why You Should Replace a Faulty Activator or Motor
A failing bonnet, rear lid, or spoiler motor can compromise both safety and vehicle function. Slow or unresponsive motors can prevent you accessing the luggage area, cause spoiler warning lights, or disrupt aerodynamic performance at speed.
Replacing these parts with high-grade, direct-fit
alternative components engineered to meet original performance standards
ensures:
- Restored smooth and reliable lifting action
- Improved electrical efficiency
- Safe, consistent spoiler deployment
- Quiet, precise operation
- Long-term durability under daily use
Design911 supplies performance-tested replacements designed to deliver the same reliability as vehicle-branded parts—without the premium price tag.