diff --git a/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt b/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
index 92564c21..aa15dc78 100644
--- a/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
+++ b/Enhancements/MarioKart8_SmothSpeedBlur/fdf33c607cd1d737_0000000000000079_ps.txt
@@ -29,8 +29,8 @@ layout(location = 2) in vec4 passParameterSem2;
 layout(location = 3) in vec4 passParameterSem3;
 layout(location = 0) out vec4 passPixelColor0;
 // end of shader inputs/outputs
-float blurStart = $blurStart;
-float blurWidth = $blurWidth;
+const float blurStart = $blurStart;
+const float blurWidth = $blurWidth;
 
 const int nsamples = $nrOfPasses ; //original had aprox 8 at 640x240
 int clampFI32(int v)
diff --git a/Resolutions/MarioKart8_Resolution/74126253134563de_0000000000000000_vs.txt b/Resolutions/MarioKart8_Resolution/74126253134563de_0000000000000000_vs.txt
index b8b29ded..7c3b19c0 100644
--- a/Resolutions/MarioKart8_Resolution/74126253134563de_0000000000000000_vs.txt
+++ b/Resolutions/MarioKart8_Resolution/74126253134563de_0000000000000000_vs.txt
@@ -1,45 +1,39 @@
-#version 420
+#version 430
 #extension GL_ARB_texture_gather : enable
 #extension GL_ARB_separate_shader_objects : enable
+// shader 74126253134563de
+// start of shader inputs/outputs, predetermined by Cemu. Do not touch
+// Used for: Vertical Menu Background Blur
+
 #ifdef VULKAN
 #define ATTR_LAYOUT(__vkSet, __location) layout(set = __vkSet, location = __location)
 #define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation, std140)
 #define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation)
-#define SET_POSITION(_v) gl_Position = _v; gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0
-#define GET_FRAGCOORD() vec4(gl_FragCoord.xy*uf_fragCoordScale.xy,gl_FragCoord.zw)
 #define gl_VertexID gl_VertexIndex
 #define gl_InstanceID gl_InstanceIndex
+#define SET_POSITION(_v) gl_Position = _v; gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0
 #else
 #define ATTR_LAYOUT(__vkSet, __location) layout(location = __location)
 #define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation, std140) 
 #define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation)
 #define SET_POSITION(_v) gl_Position = _v
-#define GET_FRAGCOORD() vec4(gl_FragCoord.xy*uf_fragCoordScale,gl_FragCoord.zw)
 #endif
-// This shaders was auto-converted from OpenGL to Cemu.
-
-// shader 74126253134563de
-// Used for: Vertical Menu Background Blur
-const float resScale = float($height)/float($gameHeight);  
-
 #ifdef VULKAN
 layout(set = 0, binding = 0) uniform ufBlock
 {
 uniform ivec4 uf_remappedVS[5];
-// uniform vec2 uf_windowSpaceToClipSpaceTransform; // Cemu optimized this uf_variable away in Cemu 1.15.7
 };
 #else
 uniform ivec4 uf_remappedVS[5];
-// uniform vec2 uf_windowSpaceToClipSpaceTransform; // Cemu optimized this uf_variable away in Cemu 1.15.7
 #endif
-// uf_windowSpaceToClipSpaceTransform was moved to the ufBlock
 ATTR_LAYOUT(0, 0) in uvec4 attrDataSem0;
 out gl_PerVertex
 {
 	vec4 gl_Position;
-	float gl_PointSize;
 };
 layout(location = 0) out vec4 passParameterSem0;
+// end of shader inputs/outputs
+const float resScale = float($height)/float($gameHeight);  
 int clampFI32(int v)
 {
 if( v == 0x7FFFFFFF )
@@ -48,7 +42,7 @@ else if( v == 0xFFFFFFFF )
 	return floatBitsToInt(0.0);
 return floatBitsToInt(clamp(intBitsToFloat(v), 0.0, 1.0));
 }
-float mul_nonIEEE(float a, float b){return mix(0.0, a*b, (a != 0.0) && (b != 0.0));}
+float mul_nonIEEE(float a, float b){ if( a == 0.0 || b == 0.0 ) return 0.0; return a*b; }
 void main()
 {
 vec4 R0f = vec4(0.0);
@@ -80,7 +74,7 @@ R126f.z = (0.0 > R1f.x)?1.0:0.0;
 R126f.z /= 2.0;
 R127f.w = 1.0;
 PV0f.w = R127f.w;
-R126f.x = intBitsToFloat(uf_remappedVS[0].w) * (intBitsToFloat(0x3fae8a72)/3);
+R126f.x = intBitsToFloat(uf_remappedVS[0].w) * intBitsToFloat(0x3fae8a72)/resScale;
 PS0f = R126f.x;
 // 1
 R0f.x = dot(vec4(R1f.x,R1f.y,R1f.z,PV0f.w),vec4(intBitsToFloat(uf_remappedVS[1].x),intBitsToFloat(uf_remappedVS[1].y),intBitsToFloat(uf_remappedVS[1].z),intBitsToFloat(uf_remappedVS[1].w)));
diff --git a/Resolutions/MarioKart8_Resolution/d5d751973ea3d3b4_0000000000000000_vs.txt b/Resolutions/MarioKart8_Resolution/d5d751973ea3d3b4_0000000000000000_vs.txt
new file mode 100644
index 00000000..4ddbb389
--- /dev/null
+++ b/Resolutions/MarioKart8_Resolution/d5d751973ea3d3b4_0000000000000000_vs.txt
@@ -0,0 +1,133 @@
+#version 430
+#extension GL_ARB_texture_gather : enable
+#extension GL_ARB_separate_shader_objects : enable
+// shader d5d751973ea3d3b4 // menu background box blur, initial downscaling.
+// start of shader inputs/outputs, predetermined by Cemu. Do not touch
+#ifdef VULKAN
+#define ATTR_LAYOUT(__vkSet, __location) layout(set = __vkSet, location = __location)
+#define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation, std140)
+#define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(set = __vkSet, binding = __vkLocation)
+#define gl_VertexID gl_VertexIndex
+#define gl_InstanceID gl_InstanceIndex
+#define SET_POSITION(_v) gl_Position = _v; gl_Position.z = (gl_Position.z + gl_Position.w) / 2.0
+#else
+#define ATTR_LAYOUT(__vkSet, __location) layout(location = __location)
+#define UNIFORM_BUFFER_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation, std140) 
+#define TEXTURE_LAYOUT(__glLocation, __vkSet, __vkLocation) layout(binding = __glLocation)
+#define SET_POSITION(_v) gl_Position = _v
+#endif
+#ifdef VULKAN
+layout(set = 0, binding = 0) uniform ufBlock
+{
+uniform ivec4 uf_remappedVS[3];
+};
+#else
+uniform ivec4 uf_remappedVS[3];
+#endif
+ATTR_LAYOUT(0, 0) in uvec4 attrDataSem0;
+out gl_PerVertex
+{
+	vec4 gl_Position;
+};
+layout(location = 0) out vec4 passParameterSem1;
+layout(location = 1) out vec4 passParameterSem3;
+// end of shader inputs/outputs
+const float resScale = float($height)/float($gameHeight);  
+int clampFI32(int v)
+{
+if( v == 0x7FFFFFFF )
+	return floatBitsToInt(1.0);
+else if( v == 0xFFFFFFFF )
+	return floatBitsToInt(0.0);
+return floatBitsToInt(clamp(intBitsToFloat(v), 0.0, 1.0));
+}
+float mul_nonIEEE(float a, float b){ if( a == 0.0 || b == 0.0 ) return 0.0; return a*b; }
+void main()
+{
+vec4 R0f = vec4(0.0);
+vec4 R1f = vec4(0.0);
+vec4 R2f = vec4(0.0);
+vec4 R123f = vec4(0.0);
+vec4 R124f = vec4(0.0);
+vec4 R125f = vec4(0.0);
+vec4 R126f = vec4(0.0);
+vec4 R127f = vec4(0.0);
+uvec4 attrDecoder;
+float backupReg0f, backupReg1f, backupReg2f, backupReg3f, backupReg4f;
+vec4 PV0f = vec4(0.0), PV1f = vec4(0.0);
+float PS0f = 0.0, PS1f = 0.0;
+vec4 tempf = vec4(0.0);
+float tempResultf;
+int tempResulti;
+ivec4 ARi = ivec4(0);
+bool predResult = true;
+vec3 cubeMapSTM;
+int cubeMapFaceId;
+R0f = floatBitsToInt(ivec4(gl_VertexID, 0, 0, gl_InstanceID));
+attrDecoder.xyz = attrDataSem0.xyz;
+attrDecoder.xyz = (attrDecoder.xyz>>24)|((attrDecoder.xyz>>8)&0xFF00)|((attrDecoder.xyz<<8)&0xFF0000)|((attrDecoder.xyz<<24));
+attrDecoder.w = 0;
+R1f = vec4(intBitsToFloat(int(attrDecoder.x)), intBitsToFloat(int(attrDecoder.y)), intBitsToFloat(int(attrDecoder.z)), intBitsToFloat(floatBitsToInt(1.0)));
+// 0
+PV0f.x = (R1f.x > 0.0)?1.0:0.0;
+PV0f.y = (0.0 > R1f.y)?1.0:0.0;
+PV0f.z = (0.0 > R1f.x)?1.0:0.0;
+PV0f.w = (R1f.y > 0.0)?1.0:0.0;
+R1f.z = 0.0;
+PS0f = R1f.z;
+// 1
+R1f.x = PV0f.x + -(PV0f.z);
+PV1f.x = R1f.x;
+PV1f.y = PV0f.w + -(PV0f.y);
+R127f.z = intBitsToFloat(uf_remappedVS[0].x);
+R1f.w = 1.0;
+R126f.z = intBitsToFloat(uf_remappedVS[0].y);
+PS1f = R126f.z;
+// 2
+R127f.x = -(intBitsToFloat(uf_remappedVS[0].x)/resScale);
+R1f.y = PV1f.y;
+R123f.z = (-(PV1f.y) * 0.5 + 0.5);
+PV0f.z = R123f.z;
+R123f.w = (PV1f.x * 0.5 + 0.5);
+PV0f.w = R123f.w;
+R126f.x = -(intBitsToFloat(uf_remappedVS[0].y)/resScale);
+PS0f = R126f.x;
+// 3
+R125f.x = (mul_nonIEEE(PV0f.z,intBitsToFloat(uf_remappedVS[1].w)) + intBitsToFloat(uf_remappedVS[1].y)/resScale);
+R127f.y = (mul_nonIEEE(PV0f.w,intBitsToFloat(uf_remappedVS[1].z)) + intBitsToFloat(uf_remappedVS[1].x)/resScale);
+PV1f.y = R127f.y;
+// 4
+backupReg0f = R127f.z;
+backupReg0f = R127f.z;
+R124f.x = mul_nonIEEE(R126f.x, intBitsToFloat(uf_remappedVS[2].x));
+PV0f.x = R124f.x;
+R126f.y = mul_nonIEEE(R127f.x, intBitsToFloat(uf_remappedVS[2].x));
+R127f.z = mul_nonIEEE(R126f.z, intBitsToFloat(uf_remappedVS[2].x));
+R127f.w = mul_nonIEEE(backupReg0f, intBitsToFloat(uf_remappedVS[2].x));
+PV0f.w = R127f.w;
+R126f.w = backupReg0f + PV1f.y;
+PS0f = R126f.w;
+// 5
+PV1f.x = R126f.x + R125f.x;
+R125f.y = R127f.x + R127f.y;
+PV1f.z = R126f.z + R125f.x;
+R0f.w = R125f.x + PV0f.x;
+R0f.x = R127f.y + PV0f.w;
+PS1f = R0f.x;
+// 6
+R2f.x = R127f.w + R126f.w;
+R0f.y = R125f.x + R127f.z;
+R0f.z = R127f.y + R126f.y;
+R2f.w = R124f.x + PV1f.x;
+R2f.y = R127f.z + PV1f.z;
+PS0f = R2f.y;
+// 7
+R2f.z = R126f.y + R125f.y;
+// export
+SET_POSITION(vec4(R1f.x, R1f.y, R1f.z, R1f.w));
+// export
+passParameterSem1 = vec4(R0f.x, R0f.y, R0f.z, R0f.w);
+// export
+passParameterSem3 = vec4(R2f.x, R2f.y, R2f.z, R2f.w);
+// 0
+}
diff --git a/Resolutions/MarioKart8_Resolution/rules.txt b/Resolutions/MarioKart8_Resolution/rules.txt
index bca30ff1..58d2a711 100644
--- a/Resolutions/MarioKart8_Resolution/rules.txt
+++ b/Resolutions/MarioKart8_Resolution/rules.txt
@@ -79,6 +79,13 @@ $height = 2880
 $gameWidth = 1280
 $gameHeight = 720
 
+#[Preset]
+#name = 3840x2160 (Vertical x2 4320)
+#$width = 3840
+#$height = 4320
+#$gameWidth = 1280
+#$gameHeight = 720
+
 [Preset]
 name = 7680x4320 (8k)
 $width = 7680
@@ -190,11 +197,53 @@ $height = 2880
 $gameWidth = 1280
 $gameHeight = 720
 
+[TextureRedefine] #
+width = 1280
+height = 720
+formats = 0x01a
+overwriteFormat = 0x01f
+
+[TextureRedefine]
+width = 1280
+height = 720
+formats = 0x806
+overwriteFormat = 0x820
+
+[TextureRedefine]
+width = 1280
+height = 720
+formats = 0x816
+overwriteFormat = 0x820
+
+[TextureRedefine]
+width = 640
+height = 368
+formats = 0x01a
+overwriteFormat = 0x01f
+
+[TextureRedefine]
+width = 640
+height = 360
+formats = 0x01a
+overwriteFormat = 0x01f
+
+[TextureRedefine]
+width = 640
+height = 368
+formats = 0x816
+overwriteFormat = 0x820
+
+[TextureRedefine]
+width = 640
+height = 360
+formats = 0x816
+overwriteFormat = 0x820
+
 # Full Res
 [TextureRedefine]
 width = 1280
 height = 720
-formatsExcluded =  0x41A,0x431 # exclude the intro background texture, race end background
+formatsExcluded = 0x41A,0x431 # exclude the intro background texture, race end background
 tileModesExcluded = 0x001
 overwriteWidth = ($width/$gameWidth) * 1280
 overwriteHeight = ($height/$gameHeight) * 720
@@ -389,3 +438,4 @@ height = 360
 formats = 0x19,0x1a,0x806,0x816
 overwriteWidth = ($width/$gameWidth) * 320
 overwriteHeight = ($height/$gameHeight) * 360
+